Guardian Protective Helmet Cover - used a few times.
Reduces impact up to 33%.
The Guardian Cap is a padded helmet cover that augments any existing helmet to make it flexible and soft, able to more effectively manage energy and mitigate repetitive, cumulative blows.
Used by: 800+ youth/high school programs, 100+ colleges (Clemson, Arkansas, Texas A&M, Rutgers, Kansas State, etc.), and 90,000+ athletes nationwide.
Perfect for interior position groups. Augments existing helmets to make them pliable and able to more effectively manage energy, addressing accumulation of daily sub-concussive blows for OL, DL, LB, TE, etc.
Pads blows to knees, hands, abdomen, etc. during Inside Run and position drills.
Reduces sound and vibrational frequencies.
Insulates heat in direct sunlight.
Preserves helmets & decals for gameday.
Buy and sell with athletes everywhere.
Join more than 1 million athletes buying and selling on SidelineSwap. Save up to 70% on quality new and used gear, sold by athletes just like you.
Shop safely with our buyer guarantee.
Every purchase is protected by our buyer guarantee. If you don’t receive your item as advertised, we’ll provide a full refund.
Quick shipping and tracking.
Most orders ship via USPS Priority Mail (1-3 business days once the item is shipped by the seller). We provide sellers with a prepaid shipping label, and buyers receive tracking notifications until the item arrives at your doorstep.
Save money. Save the planet.
When you save big on high-quality used gear, you’re also keeping more gear on the field and out of a landfill.
Our community is built on trust.
Sellers receive feedback on every transaction, so you can feel confident before you purchase. Easily message the seller with questions about your item at any time.