evo.com | ION Body Armor > The ION K-Pact Knee Pads scale the award-winning adult protection down to youth sizes, wrapping young riders in Super_Perforator_Neoprene that breathes well enough to survive long uphills without turning into a sauna. SAS-TEC padding handles the hard hits, and asymmetrical side padding covers top tube contacts and awkward impacts. SAS-TEC Main Padding Provides light impact protection against pins, rocks and whatever the trail throws at you. EN 1621-1:2012 / L1) Lightweight EVA Side Padding Closed cell foam - lightweight and flexible protection where you need it. Power_Aramid Power_Aramid is a synthetic fiber originally developed by DuPont. Today it's used for a range of applications from bulletproof helmets to tires to bow strings. It offers outstanding tear resistance and tensile strength. Air_Prene Main Fabric 75% Neoprene / 25% Polyester | Kid's ION K-Pact Knee Pads 2026 - YS in Black | Polyester/Neoprene