These goggles feature a lightweight cylindrical frame outfitted with a floating foam membrane for a comfortable fit and dual thermal lenses with Fog-X Anti-Fog Treatment so kids can keep moving without having to stop and wipe their goggles. Compatible with helmets and eyeglasses, these state-of-the-art shades also boast cool design details like a brightly mirrored lens and colorful strap graphics. 142mm lens width Dual-slide strap adjustment Hypoallergenic face foam 100% UV protection Polycarbonate lens Polyurethane Made in the USA