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Backrooms Costume Collection

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Create a Backrooms movie costume inspired by the eerie institutional world of A24’s 2026 psychological-horror film. Build looks for Clark, Dr. Mary Kline, Phil, Bobby, Kat, Naren Warne, or Pirate Clark/Captain Clark for Halloween, cosplay, theater, film events, and photo shoots.

Build Your Backrooms Costume

Military dress shirt or olive fatigues
Wool trousers and work boots
Field cap and belt
Protective equipment case
Nitrile gloves and face shield
Hazmat suit or respirator mask
Fire or industrial work clothing

Combine muted institutional clothing, worn utility layers, and unsettling protective accessories to create a recognizable liminal-horror character look.

German Bundeswehr Field Shirt — Vintage West German Army Bundeswehr Field Shirt / Olive Drab / Issued
From $ 15.00

German Bundeswehr Field Shirt — Vintage West German Army Bundeswehr Field Shirt / Olive Drab / Issued
From $ 15.00

Pelican 1620 Case — Pelican™ 1620 Protector Case™ with Pre-Cut Foam | Surplus SUPER BUY
From $ 125.00 $ 349.00

Pelican 1620 Case — Pelican™ 1620 Protector Case™ with Pre-Cut Foam | Surplus SUPER BUY
From $ 125.00 $ 349.00

East German Army & Police Dress Shirts - NVA, Plain, or MdI Style — East German Army & Police Dress Shirts - NVA, Plain, or MdI Style
From $ 15.00 $ 51.84

East German Army & Police Dress Shirts - NVA, Plain, or MdI Style — East German Army & Police Dress Shirts - NVA, Plain, or MdI Style
From $ 15.00 $ 51.84

Canadian Forces Extreme Cold Weather Wind Pants – Genuine Surplus — Canadian Forces Extreme Cold Weather Wind Pants – Genuine Surplus
From $ 60.00 $ 103.75

Canadian Forces Extreme Cold Weather Wind Pants – Genuine Surplus — Canadian Forces Extreme Cold Weather Wind Pants – Genuine Surplus
From $ 60.00 $ 103.75

Pelican V600 Vault Case — Pelican V600 Vault Case – Open Box | Crushproof & Weather-Resistant
From $ 65.00 $ 159.95

Pelican V600 Vault Case — Pelican V600 Vault Case – Open Box | Crushproof & Weather-Resistant
From $ 65.00 $ 159.95

Vintage West German Bundeswehr Moleskin BDU Pants — Vintage West German Bundeswehr Moleskin BDU Pants
From $ 50.00 $ 175.00

Vintage West German Bundeswehr Moleskin BDU Pants — Vintage West German Bundeswehr Moleskin BDU Pants
From $ 50.00 $ 175.00

Dutch Army Fatigue Cap — Dutch Army Fatigue Cap
From $ 15.00 $ 20.00

Dutch Army Fatigue Cap — Dutch Army Fatigue Cap
From $ 15.00 $ 20.00

Vintage Swiss Extra Long Military Scarf — Vintage Swiss Extra Long Military Scarf
From $ 6.50 $ 14.57

Vintage Swiss Extra Long Military Scarf — Vintage Swiss Extra Long Military Scarf
From $ 6.50 $ 14.57

W British Fatigue Pants — Vintage British Olive Drab Cargo Fatigue Pants – Original Military Surplus, Green
From $ 28.00 $ 35.87

W British Fatigue Pants — Vintage British Olive Drab Cargo Fatigue Pants – Original Military Surplus, Green
From $ 28.00 $ 35.87

W Worsted Wool Trousers — Vintage British Worsted Wool Trousers – Genuine Military Surplus
From $ 35.00 $ 35.87

W Worsted Wool Trousers — Vintage British Worsted Wool Trousers – Genuine Military Surplus
From $ 35.00 $ 35.87

Vintage Canadian Forces Combat Parktown Boonie Cap *COOL* — Vintage Canadian Forces Combat Parktown Boonie Cap *COOL*
From $ 18.00

Vintage Canadian Forces Combat Parktown Boonie Cap *COOL* — Vintage Canadian Forces Combat Parktown Boonie Cap *COOL*
From $ 18.00

Italian Climbing Knickers Vintage — Vintage Italian Military Climbing Knickers – Genuine Surplus
From $ 45.00 $ 79.84

Italian Climbing Knickers Vintage — Vintage Italian Military Climbing Knickers – Genuine Surplus
From $ 45.00 $ 79.84

Vintage Spanish Military Combat BDU Pants – Genuine Surplus — Vintage Spanish Military Combat BDU Pants – Genuine Surplus
From $ 25.00 $ 59.83

Vintage Spanish Military Combat BDU Pants – Genuine Surplus — Vintage Spanish Military Combat BDU Pants – Genuine Surplus
From $ 25.00 $ 59.83

W Belgian CottonFatigue Shirt — Vintage Belgian Cotton Fatigue Shirt
From $ 15.00 $ 33.21

W Belgian CottonFatigue Shirt — Vintage Belgian Cotton Fatigue Shirt
From $ 15.00 $ 33.21

Vintage Republic of Korea Military HBT Fatigue Shirt *Rare* — Vintage Republic of Korea Military HBT Fatigue Shirt *Rare*
From $ 35.00 $ 60.00

Vintage Republic of Korea Military HBT Fatigue Shirt *Rare* — Vintage Republic of Korea Military HBT Fatigue Shirt *Rare*
From $ 35.00 $ 60.00

Vintage Canadian Army Dress & Work Pants – Genuine Surplus — Vintage Canadian Army Dress & Work Pants – Genuine Surplus
From $ 10.00

Vintage Canadian Army Dress & Work Pants – Genuine Surplus — Vintage Canadian Army Dress & Work Pants – Genuine Surplus
From $ 10.00

Canadian Forces Lightweight Combat shirt Mk III — Canadian Forces Lightweight Combat shirt Mk III
From $ 50.00

Canadian Forces Lightweight Combat shirt Mk III — Canadian Forces Lightweight Combat shirt Mk III
From $ 50.00

Vintage European Military Combat Jacket — Vintage European Military Combat Jacket
From $ 60.00 $ 74.47

Vintage European Military Combat Jacket — Vintage European Military Combat Jacket
From $ 60.00 $ 74.47

Canadian Combat B.D.U. Pants — Canadian Military Combat BDU Pants – Genuine Issue, OD Green
$ 57.17

Italian Army Dress Shirt — Italian Army Dress Shirt
From $ 15.00 $ 51.84

Italian Army Dress Shirt — Italian Army Dress Shirt
From $ 15.00 $ 51.84

Vintage 1950s US Military Wool Field Shirt — Vintage 1950s US Military Wool Field Shirt
From $ 30.00

Vintage 1950s US Military Wool Field Shirt — Vintage 1950s US Military Wool Field Shirt
From $ 30.00

Diamond Powder Free Gloves - Advance Plus IF60 Nitrile Gloves, By the Box of 100 — Diamond Powder Free Gloves - Advance Plus IF60 Nitrile Gloves, By the Box of 100
From $ 29.95

Diamond Powder Free Gloves - Advance Plus IF60 Nitrile Gloves, By the Box of 100 — Diamond Powder Free Gloves - Advance Plus IF60 Nitrile Gloves, By the Box of 100
From $ 29.95

Vintage West German Bundeswehr Black Leather Belt — Vintage West German Bundeswehr Black Leather Belt
From $ 7.50 $ 25.00

Vintage West German Bundeswehr Black Leather Belt — Vintage West German Bundeswehr Black Leather Belt
From $ 7.50 $ 25.00

Vest Cotton — Cotton Vest
From $ 3.25

Vest Cotton — Cotton Vest
From $ 3.25

Vintage RAF Light Blue Long-Sleeve Dress Shirt with Epaulets — Vintage RAF Light Blue Long-Sleeve Dress Shirt with Epaulets
$ 10.00 $ 51.84

Vintage RAF Light Blue Long-Sleeve Dress Shirt with Epaulets — Vintage RAF Light Blue Long-Sleeve Dress Shirt with Epaulets
$ 10.00 $ 51.84

Canadian Forces Cadet Training Jacket — Canadian Forces Cadet Training Jacket
From $ 30.00 $ 45.19

Canadian Forces Cadet Training Jacket — Canadian Forces Cadet Training Jacket
From $ 30.00 $ 45.19

Vintage Spanish Combat BDU Shirt — Vintage Spanish Combat BDU Shirt
From $ 16.25 $ 59.83

Vintage Spanish Combat BDU Shirt — Vintage Spanish Combat BDU Shirt
From $ 16.25 $ 59.83

Belgium velcro combat pants — Vintage Belgian M88 Combat Pants – Velcro Ankle, Genuine Surplus
From $ 45.00

Belgium velcro combat pants — Vintage Belgian M88 Combat Pants – Velcro Ankle, Genuine Surplus
From $ 45.00

Vintage East German Kampfgruppen der Arbeitsklasse (KdA) Pants – DDR Paramilitary — Vintage East German Kampfgruppen der Arbeitsklasse (KdA) Pants – DDR Paramilitary
$ 38.00 $ 60.00

Vintage East German Kampfgruppen der Arbeitsklasse (KdA) Pants – DDR Paramilitary — Vintage East German Kampfgruppen der Arbeitsklasse (KdA) Pants – DDR Paramilitary
$ 38.00 $ 60.00

Vintage Italian Service Uniform Trousers — Vintage Italian Service Uniform Trousers
From $ 18.00 $ 79.84

Vintage Italian Service Uniform Trousers — Vintage Italian Service Uniform Trousers
From $ 18.00 $ 79.84

New Reproduced US WWII Service Shoe/Boot — New Reproduced US WWII Service Shoe/Boot
$ 248.00

WWII-Style Khaki Military Officer Dress Shirt — WWII-Style Khaki Military Officer Dress Shirt
$ 26.55

WWII-Style Khaki Military Officer Dress Shirt — WWII-Style Khaki Military Officer Dress Shirt
$ 26.55

US Air Force Officers Short Sleeve Shirt — US Air Force Officers Short Sleeve Shirt
From $ 5.00 $ 29.22

US Air Force Officers Short Sleeve Shirt — US Air Force Officers Short Sleeve Shirt
From $ 5.00 $ 29.22

Women's US Air Force Dress Pants – Navy Blue, Poly Blend, Genuine Issue — Women's US Air Force Dress Pants – Navy Blue, Poly Blend, Genuine Issue
$ 25.00 $ 35.87

Women's US Air Force Dress Pants – Navy Blue, Poly Blend, Genuine Issue — Women's US Air Force Dress Pants – Navy Blue, Poly Blend, Genuine Issue
$ 25.00 $ 35.87

Canadian Army Lime Green Long-Sleeve Dress Shirt – Surplus — Canadian Army Lime Green Long-Sleeve Dress Shirt – Surplus
From $ 10.00 $ 37.20

Canadian Army Lime Green Long-Sleeve Dress Shirt – Surplus — Canadian Army Lime Green Long-Sleeve Dress Shirt – Surplus
From $ 10.00 $ 37.20

Vintage Used Leather Belt, Size 30 – Single or 20-Pack — Vintage Used Leather Belt, Size 30 – Single or 20-Pack
From $ 5.00

Vintage Used Leather Belt, Size 30 – Single or 20-Pack — Vintage Used Leather Belt, Size 30 – Single or 20-Pack
From $ 5.00

Protector Series® Four-Pistol Case *New*. SURP SPECIAL — Protector Series® Four-Pistol Case *New*. SURP SPECIAL
$ 25.25 $ 49.95

Protector Series® Four-Pistol Case *New*. SURP SPECIAL — Protector Series® Four-Pistol Case *New*. SURP SPECIAL
$ 25.25 $ 49.95

W Luftwaffe Shirt LS — West German Navy Long Sleeve Blue Dress Shirt
From $ 10.00 $ 26.55

W Luftwaffe Shirt LS — West German Navy Long Sleeve Blue Dress Shirt
From $ 10.00 $ 26.55

Women's Naval Petty Officer Dress Blouse — Women's Naval Petty Officer Dress Blouse
From $ 12.00 $ 45.19

Women's Naval Petty Officer Dress Blouse — Women's Naval Petty Officer Dress Blouse
From $ 12.00 $ 45.19

Vintage Norwegian Military Wool Trousers – Genuine Issued Surplus — Vintage Norwegian Military Wool Trousers – Genuine Issued Surplus
$ 85.00

Pelican 1620 Case — Pelican™ 1620 Protector Case™ with Pre-Cut Foam | Wholesale Skid Pricing
From $ 850.00 $ 3,490.00

Pelican 1620 Case — Pelican™ 1620 Protector Case™ with Pre-Cut Foam | Wholesale Skid Pricing
From $ 850.00 $ 3,490.00

Vintage Used Leather Belt with Gold-Color Buckle — Vintage Used Leather Belt with Gold-Color Buckle
From $ 7.50

Vintage Used Leather Belt with Gold-Color Buckle — Vintage Used Leather Belt with Gold-Color Buckle
From $ 7.50

Earl Haig US Fatigue Hat;Vietnam Era — US Fatigue Hat
$ 15.00 $ 29.22

Earl Haig US Fatigue Hat;Vietnam Era — US Fatigue Hat
$ 15.00 $ 29.22

New Hazmat Tyvek Suit — New Hazmat Tyvek Suit
From $ 69.95 $ 109.00

New Hazmat Tyvek Suit — New Hazmat Tyvek Suit
From $ 69.95 $ 109.00

HATCH Friskmaster Supermax SB8500, Medium — HATCH Friskmaster Supermax SB8500, Medium
$ 20.00 $ 59.95

HATCH Friskmaster Supermax SB8500, Medium — HATCH Friskmaster Supermax SB8500, Medium
$ 20.00 $ 59.95

Officer Uniform Blouse Canadian Forces — Women's Canadian Officer Uniform Blouse
From $ 5.00 $ 33.21

Officer Uniform Blouse Canadian Forces — Women's Canadian Officer Uniform Blouse
From $ 5.00 $ 33.21

Vintage US Naval Dress Pants — Vintage US Naval Dress Pants
From $ 18.00

Vintage US Naval Dress Pants — Vintage US Naval Dress Pants
From $ 18.00

W CF Work-Dress Officers Shirt LS — Women's Canadian Army Work Dress Shirt
From $ 5.00 $ 27.88

W CF Work-Dress Officers Shirt LS — Women's Canadian Army Work Dress Shirt
From $ 5.00 $ 27.88