Thin Blue Line
Thin Blue Line is one of America's most recognizable pro-law-enforcement apparel brands — designed for officers, retirees, families, and supporters who proudly back the badge. Their t-shirts, hoodies, polos, headwear, flags, and patches combine everyday wearability with a clear statement of pride and solidarity, whether worn off-duty or to show support every day.
Browse Thin Blue Line across our Tactical Shirts & Tops, Duty Belts & Accessories, and Tactical Pants & Bottoms at Code 4 Uniforms.
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Thin Blue Line Thin Blue Line Hoodie, Small Shamrock -
Thin Blue Line Durasleek Thin Blue Line American Flag, Sewn & Embroidered -
Thin Blue Line Thin Blue Line American Flag Bracelet -
Thin Blue Line Thin Blue Line American Flag Sticker, 6 x 4 Inches -
Thin Blue Line Hoodie - Thin Red Line Flag - Fire Department -
Thin Blue Line Thin Blue Line Crew Neck Sweatshirt -
Thin Blue Line Thin Blue Line Crew Neck Sweatshirt -
Thin Blue Line Classic Thin Blue Line Sticker, 3 x 4.5 in -
Thin Blue Line Athletic T-Shirt - All-Over, Thin Blue Line -
Thin Blue Line Thin Blue Line Hoodie, Small Shamrock -
Thin Blue Line Thin Blue Line Striped Subdued Tie -
Thin Blue Line Classic Thin Blue Line Sticker, 3 x 4.5 in -
Thin Blue Line Athletic T-Shirt - All-Over, Thin Blue Line -
Thin Blue Line Thin Blue Line Hoodie, Small Shamrock -
Thin Blue Line Vehicle Emblem - Thin Blue Line American Flag -
Thin Blue Line Hoodie - Thin Red Line Flag - Fire Department -
Thin Blue Line T-Shirt, Small Shamrock, Thin Blue Line -
Thin Blue Line T-Shirt, Small Shamrock, Thin Blue Line -
Thin Blue Line Back the Blue Bracelet -
Thin Blue Line Hoodie - Thin Blue Line American Flag -
Thin Blue Line 1 Asterisk - Thin Blue Line, 2 x 3 Inches, Velcro -
Thin Blue Line Men's Hoodie - Police Thin Blue Line -
Thin Blue Line Thin Red Line American Clock -
Thin Blue Line Thin Blue Line Hoodie, Small Shamrock -
Thin Blue Line Tumbler - Thin Blue Line American Flag -
Thin Blue Line Gold/Blue/Red Line American Flag, 3 x 5 Ft -
Thin Blue Line Thin Blue Line Crew Neck Sweatshirt -
Thin Blue Line AMERICAN FLAG, SEWN & EMBROIDERED -
Thin Blue Line Zip Up - Honor/Respect, Thin Blue Line -
Thin Blue Line Thin Blue Line Hoodie, Small Shamrock -
Thin Blue Line Thin Blue Line Two Tone Duffel Subdued -
Thin Blue Line Firefighter's Prayer - Thin Red Line Challenge Coin -
Thin Blue Line Women's Athletic V-Neck T-Shirt - All-Over, Thin Blue Line -
Thin Blue Line Women's Athletic V-Neck T-Shirt - All-Over, Thin Blue Line -
Thin Blue Line Hoodie - Thin Red Line Flag - Fire Department -
Thin Blue Line Men's Hoodie - Police Thin Blue Line -
Thin Blue Line Men's Hoodie - Police Thin Blue Line -
Thin Blue Line Zip Up - Honor/Respect, Thin Blue Line -
Thin Blue Line Zip Up - Honor/Respect, Thin Blue Line -
Thin Blue Line Women's Hand Painted Hat - Thin Blue Line Flag -
Thin Blue Line Zip Up - Honor/Respect, Thin Blue Line -
Thin Blue Line Challenge Coin, Saint Michael -
Thin Blue Line Athletic T-Shirt - All-Over, Thin Blue Line -
Thin Blue Line Thin Blue Line American Garden Flag, 12.5 x 18 Inches -
Thin Blue Line Men's Hoodie - Police Thin Blue Line -
Thin Blue Line T-Shirt, Small Shamrock, Thin Blue Line -
Thin Blue Line Badge Reel - Thin Blue Line American Flag -
Thin Blue Line Thin Blue Line Crew Neck Sweatshirt -
Thin Blue Line Durasleek Thin Blue Line American Flag, Sewn & Embroidered -
Thin Blue Line Thin Blue Line Crew Neck Sweatshirt -
Thin Blue Line Thin Blue Line Crew Neck Sweatshirt -
Thin Blue Line Athletic T-Shirt - All-Over, Thin Blue Line -
Thin Blue Line AMERICAN FLAG, SEWN & EMBROIDERED -
Thin Blue Line Distressed Flag Mug- Thin Blue Line, 15 oz -
Thin Blue Line Thin Blue Line Flag Embroidered Beanie -
Thin Blue Line Thin Red Line American Flag Bracelet -
Thin Blue Line Men's Hoodie - Police Thin Blue Line -
Thin Blue Line Red, White, and Blue American Flag Bracelet -
Thin Blue Line Timothy Challenge Coin -
Thin Blue Line T-Shirt, Small Shamrock, Thin Blue Line -
Thin Blue Line Zip Up - Honor/Respect, Thin Blue Line -
Thin Blue Line Uniform Pin - Thin Blue Line American Flag -
Thin Blue Line Libbey Deco Glass Mug - Thin Blue Line Flag, 12.5 oz -
Thin Blue Line Women's Athletic V-Neck T-Shirt - All-Over, Thin Blue Line -
Thin Blue Line Women's Athletic V-Neck T-Shirt - All-Over, Thin Blue Line -
Thin Blue Line Thin Blue Line Deputy Sheriff St. Michael's Coin -
Thin Blue Line Men's Hoodie - Police Thin Blue Line -
Thin Blue Line AMERICAN FLAG, SEWN & EMBROIDERED -
Thin Blue Line T-Shirt, Small Shamrock, Thin Blue Line -
Thin Blue Line Thin Blue Line Stars & Stripes Collar -
Thin Blue Line Thin Blue Line Silicone Bracelet, 8 Inch -
Thin Blue Line Thin Blue Line Hoodie, Small Shamrock -
Thin Blue Line Thin Blue Line Tumbler, 30 oz -
Thin Blue Line Retired - Thin Blue Line Silicone Bracelet -
Thin Blue Line Thin Blue Line American Coffee Mug, 11 Ounce -
Thin Blue Line Teddy Bear - Thin Blue Line Heart -
Thin Blue Line Teddy Bear - Thin Red Line Heart -
Thin Blue Line Athletic T-Shirt - All-Over, Thin Blue Line
Why Choose Code 4 Uniforms
Code 4 Uniforms is a family-owned uniform and tactical gear supplier based in Glendora, California, serving law enforcement, fire, EMS, military, and security professionals nationwide. We specialize in professional-grade gear with personal service you won't find at big-box retailers.
What We Carry
- Uniforms & Apparel — Class A, BDU, polos, and department-approved attire
- Tactical Footwear — Duty boots, station boots, and tactical sneakers from trusted brands
- Duty Gear — Belts, holsters, pouches, and load-bearing equipment
- Tactical Equipment — Plate carriers, packs, optics, and field gear
- Training & Safety — Range supplies, eye and ear protection, and academy essentials
Station Fittings Available
We come to you. Code 4 Uniforms offers on-site station fittings for departments, agencies, and units throughout Southern California. Our team will bring sizing samples, measure your personnel, and coordinate bulk orders directly at your station or facility — saving your team time and ensuring every uniform fits right the first time. Call (626) 387-8132 or email us to schedule a station fitting for your department.
Department & Agency Accounts
We work directly with departments, stations, and agencies. Code 4 Uniforms accepts purchase orders (POs) from law enforcement, fire, EMS, military, and government agencies, and offers department billing, net terms, and bulk order pricing. Whether you're outfitting new academy graduates, replacing duty gear for an entire shift, or placing a station-wide uniform order, we'll work with your procurement process to make it simple.
Why Shop With Us
- In-store fittings at our Glendora showroom
- On-site station fittings for departments and agencies
- Family-owned with knowledgeable staff who've worn the gear
- Purchase orders accepted from departments, stations, and agencies
- Department billing and bulk order pricing available
- Fast shipping nationwide on in-stock items
Visit or Contact Us
Stop by our showroom at 1806 E Route 66, Glendora, CA, call (626) 387-8132 Monday–Friday 9am–5pm, or email sales@code4uniforms.com to schedule a station fitting, submit a purchase order, or place a department order. We'll help you find the right fit, whether you're outfitting a single officer or an entire agency.