It’s All Up to 40% Off: Pop Culture Designs & More
ends soon
Sell your art
Login
Signup
Caps
Retro arcade carpet themed decor
Redbubble logo
Explore
For You
Retro Gaming
Music
Funny T-Shirts
Celebrate Earth Day
Pop-Culture
Fresh Finds
Fan Art
Clothing
New
All Clothing
T-Shirts
New
Hoodies & Sweatshirts
Hats
Socks
Dresses
Tank Tops
Stickers
All Stickers
Holographic Stickers
Funny Stickers
Car Stickers
Bumper Stickers
Water Bottle Stickers
Cool Stickers
Anime Stickers
Laptop Stickers
Magnets
Custom Stickers
Phone Cases
All Phone Cases
iPhone Cases
Samsung Galaxy
New
Wall Art
All Wall Art
Posters
Photographic Prints
Art Prints
Tapestries
Canvas Prints
Framed Prints
Art Board Prints
Home & Living
All Home & Living
Mugs
Throw Pillows
Throw Blankets
Tapestries
Magnets
Aprons
Coasters
Jigsaw Puzzles
Duvet Covers
Acrylic Blocks
Clocks
Shower Curtains
Bath Mats
Kids & Babies
All Kids Clothes
Kids T-Shirts
Baby One-Pieces
Kids Pullover Hoodies
Accessories
All Accessories
Hats
Socks
Pins
Backpacks
Tech Accessories
Tote Bags
Makeup Bags
Toiletry Bags
Zipper Pouches
Duffle Bags
Scarves
Stationery & Office
All Stationery & Office
Greeting Cards
Spiral Notebooks
Mouse Pads & Desk Mats
Postcards
Hardcover Journals
Gifts
All Gifts
Gifts for Dad
Gifts for Gamers
Gifts for Her
Gifts for Him
Gifts for Animal Lovers
Gifts Under $50
Gifts for Outdoorsy Types
Gifts for Kids
Stocking Stuffers
Gift Cards
Investigation Caps
Related Topics:
Related Topics:
investigator
1000+ items
Hats
Filters (2)
1000+ items
Most Relevant
Fly with TC and Magnum around the islands of Hawaii Dad Hat
BeyondGraphic
$21.41
$25.19
(15% off)
The Why Files Logo Vintage Distressed Dad Hat
inb4
$24.08
$28.34
(15% off)
Magnum Island Hoppers logo (for light coloured backgrounds) Baseball Cap
BeyondGraphic
$20.15
$25.19
(20% off)
South Korean National Police Agency KNPA Korea Police #2202 Baseball Cap
Rare-Militia
$26.03
$32.53
(20% off)
Miami Florida Police Homicide Unit Baseball Cap
Lawrence Baird
$20.15
$25.19
(20% off)
U.S. MILITARY POLICE CORPS Dad Hat
WOOFANG
$21.41
$25.19
(15% off)
Night detectives - alley investigation Dad Hat
LosBasuritas
$19.62
$23.09
(15% off)
China National Space Administration - CNSA Dad Hat
StoneGAS
$21.25
$25.00
(15% off)
Mars investigation Baseball Cap
KikkaT
$20.15
$25.19
(20% off)
CORONER Dad Hat
DotorEaon
$21.41
$25.19
(15% off)
FBI - Logo Yellow Baseball Cap
TheSilentEcho
$20.15
$25.19
(20% off)
FBI Seal Dad Hat
How67
$21.41
$25.19
(15% off)
Details Matter Jack Reacher Quote Dad Hat
bossbehaviour
$21.41
$25.19
(15% off)
Proud To Be A Detective Wavy Text Baseball Cap
TheIconSmith
$18.47
$23.09
(20% off)
CBI - California Bureau of Investigation Dad Hat
bibliophan
$24.08
$28.34
(15% off)
Mark Knopfler Red Stratocaster Guitar Classic Baseball Cap
alicelucm9m
$25.19
$31.49
(20% off)
South Korean Police KNP SWAT Korea Police #2205 Dad Hat
Rare-Militia
$27.65
$32.53
(15% off)
MILITARY POLICE REGIMENTAL CREST Baseball Cap
WOOFANG
$20.15
$25.19
(20% off)
NASA Vintage emblem Dad Hat
Zero81
$21.41
$25.19
(15% off)
Mars Investigations Baseball Cap
LordNeckbeard
$20.15
$25.19
(20% off)
Magnum, P.I.: Hawaiian Investigation Baseball Cap
Art's Diner
$18.47
$23.09
(20% off)
Rockford Investigations Emblem Dad Hat
Alema Art
$23.73
$27.92
(15% off)
Dateline a Dateline a Dateline a Dateline Dad Hat
Huffohop
$26.76
$31.49
(15% off)
nancy drew investigations Baseball Cap
kytastrophe
$20.15
$25.19
(20% off)
28 days later Baseball Cap
DesignShopAD
$20.15
$25.19
(20% off)
Cold Case Investigation Dad Hat
FyreHorse Designs
$21.40
$25.19
(15% off)
Jeffersonian Dad Hat
kailanjadeart
$23.19
$27.29
(15% off)
Fingerprint Baseball Cap
Fozy-Shop-Tees
$18.47
$23.09
(20% off)
Crime Scene Tape Dad Hat
Robs-Place
$21.59
$25.40
(15% off)
The Why Files Vaporwave Logo Baseball Cap
inb4
$22.67
$28.34
(20% off)
I’d Rather Be Watching Forensic Files Baseball Cap
caraghbrooks
$21.83
$27.29
(20% off)
SWAT POLICE DEPARTMENT DALLAS SECURITY INVESTIGATION Dad Hat
miyazdesignart
$22.30
$26.24
(15% off)
South Korean National Police Korea Police #2204 Baseball Cap
Rare-Militia
$26.03
$32.53
(20% off)
NCIS Cast Drawing Dad Hat
AnaByDesign
$20.52
$24.14
(15% off)
Los Angeles Police Department Detective Bureau Baseball Cap
Lawrence Baird
$20.15
$25.19
(20% off)
Alchemy Dad Hat
RafaTakami
$21.41
$25.19
(15% off)
Doc Sportello's Private Investigations Dad Hat
inesbotdesigns
$21.41
$25.19
(15% off)
Moonlighting Blue Moon Investigations Dad Hat
Candywrap Studio
$21.41
$25.19
(15% off)
namblasgus Mark Show Tour 2019 Classic Baseball Cap
alicelucm9m
$25.19
$31.49
(20% off)
Anatomy of a Cartridge Baseball Cap
LastResponders
$20.15
$25.19
(20% off)
Investigation team Dad Hat
RalphCarey66
$21.41
$25.19
(15% off)
detectives Baseball Cap
freedomtocreate
$20.15
$25.19
(20% off)
Investigation Sticker Baseball Cap
FlorianMuller
$20.15
$25.19
(20% off)
Evidence Placards Baseball Cap
LastResponders
$20.15
$25.19
(20% off)
Boring (Rotary Drilling) - Black Logo Dad Hat
Ragetroll
$21.23
$24.98
(15% off)
Boring (Rotary Drilling) Baseball Cap
Ragetroll
$19.98
$24.98
(20% off)
Investigation Baseball Cap
Miles-DF
$23.51
$29.39
(20% off)
INVESTIGATION Baseball Cap
hichamms
$20.15
$25.19
(20% off)
INVESTIGATION Dad Hat
Tadeusz1
$21.41
$25.19
(15% off)
Dragon Dad Hat
MatrixTattoo
$21.41
$25.19
(15% off)
Proficiency In Investigation Classic T-Shirt Dad Hat
cohenashl6
$21.41
$25.19
(15% off)
A detective on the trail Baseball Cap
KilianSzmid
$20.15
$25.19
(20% off)
Curiosity activated Dad Hat
MirelaBadea
$21.41
$25.19
(15% off)
UV Handprint Baseball Cap
KourtlyKitty
$21.83
$27.29
(20% off)
Mothman Investigation Unit Funny Cryptid Mothman Gear Baseball Cap
DynamicDesign
$20.15
$25.19
(20% off)
Funny Listening Criminal Investigation Criminology Baseball Cap
jiggleterrified
$21.83
$27.29
(20% off)
Mothman Investigation Unit Funny Cryptid Mothman Gear Dad Hat
DynamicDesign
$21.41
$25.19
(15% off)
Funny Smart People Criminal Investigation Criminology Baseball Cap
jiggleterrified
$21.83
$27.29
(20% off)
EMF meter Baseball Cap
genalatorre
$20.15
$25.19
(20% off)
Funny Jesus Criminal Investigation Criminology Baseball Cap
FifineCroteau
$21.83
$27.29
(20% off)
Paranormal Investigations EMF Meter Buttons Baseball Cap
MondaysChild
$22.03
$27.54
(20% off)
Under Investigation - Graphic - F1 Baseball Cap
SimoneLooijenga
$20.15
$25.19
(20% off)
This Sends The Investigation Into A Whole New Direction Dad Hat
kacper0623
$22.30
$26.24
(15% off)
The alien Dad Hat
ADMAM
$23.37
$27.50
(15% off)
Magnum Private Investigations Dad Hat
tragbar
$21.41
$25.19
(15% off)
Funny Warning Criminal Investigation Criminology Baseball Cap
ArydeaNoriega
$21.83
$27.29
(20% off)
Paranormal investigation poster 3 Baseball Cap
Martyn Prince
$18.47
$23.09
(20% off)
Santa Sighting Investigation Unit Funny Christmas Gear Dad Hat
DynamicDesign
$21.41
$25.19
(15% off)
Fire Investigator - Arson Investigation - Cool Distressed Dad Hat
EntroRhim
$21.41
$25.19
(15% off)
Funny 3 People Criminal Investigation Criminology Baseball Cap
FifineCroteau
$21.83
$27.29
(20% off)
Only The Strongest Women Become Detectives Baseball Cap
GabbyKash
$20.15
$25.19
(20% off)
Solving Problems That Don't Exist Yet Baseball Cap
EduEly
$20.15
$25.19
(20% off)
Funny Can't Stop Criminal Investigation Criminology Dad Hat
ArydeaNoriega
$23.19
$27.29
(15% off)
Santa Sighting Investigation Unit Funny Christmas Gear Dad Hat
DynamicDesign
$21.41
$25.19
(15% off)
Alias Investigation T-Shirt (FILEminimizer).png Baseball Cap
PHILIPROSENFEs
$20.15
$25.19
(20% off)
Proud To Be A Coroner Wavy Text Dad Hat
TheIconSmith
$19.62
$23.09
(15% off)
A Detective's Toolkit Dad Hat
AltairTalisman
$18.73
$22.04
(15% off)
Bones Dad Hat
kailanjadeart
$23.19
$27.29
(15% off)
Paranormal Investigations EMF Meter Buttons Baseball Cap
MondaysChild
$22.03
$27.54
(20% off)
the eternal Gilian Dad Hat
HenryDrae
$21.41
$25.19
(15% off)
P6 Baseball Cap
OddityDesign
$20.15
$25.19
(20% off)
Purple Fingerprint Baseball Cap
ForensicMinds
$21.83
$27.29
(20% off)
Tamsia Company Baseball Cap
GrumpyGreen
$18.05
$22.56
(20% off)
Black Fingerprint Baseball Cap
Robs-Place
$20.32
$25.40
(20% off)
3 little detective mice Dad Hat
Art70shop
$22.30
$26.24
(15% off)
Ghost Hunting Paranormal Professional Halloween Dad Hat
CookWorldLaughs
$21.41
$25.19
(15% off)
Detective | Post-impressionist painting style Baseball Cap
ComicsFactory
$20.15
$25.19
(20% off)
Crime Scene Tape Dad Hat
sweetsixty
$21.41
$25.19
(15% off)
FBI Agent Cosplay Baseball Cap
VerseforWear
$20.15
$25.19
(20% off)
Ghost hunter recording Baseball Cap
KourtlyKitty
$21.83
$27.29
(20% off)
Become a member.
Get 25% off your first order.
Plus other neat perks and exclusive savings to help you find the very thing.
Sign up
Previous
1
2
3
10
Next
Detective
Mystery
Crime
True Crime
Crime Scene
Funny
Police
Forensic
Forensics
Murder
Science
Forensic Science
Worldwide Shipping
Available as standard or express delivery
Learn more
- opens in new window or tab
Secure Payments
100% Secure Payment with 256-bit SSL encryption
Learn more
- opens in new window or tab
Free Return
Exchange or money back guarantee for all orders
Learn more
- opens in new window or tab
Local Support
24/7 Dedicated support
Learn more
- opens in new window or tab
