• Youth - fits heads of 18-21.5" circumference at the eyebrows

Design based on NASA research. 43% lighter, remarkably cooler, includes Greater Audible Sound Technology, incorporates CK's new PowerTab strapping system for a better, faster fit, combats bacterial build-up, and made from CK's strongest components yet for incredible durability.

• Replacement chin cup, strap, and buckle assembly for CK headgear

• Fits all Cliff Keen headgear

• One size

• Available in black or white

• One size

• Available in Black, black/gold, royal blue, dark green, black/scarlet, black/orange, maroon, or navy/light gold

Design based on NASA research. 43% lighter, remarkably cooler, includes Greater Audible Sound Technology, incorporates CK's new PowerTab strapping system for a better, faster fit, combats bacterial build-up, and made from CK's strongest components yet for incredible durability.

One size

Available in black, red, blue, or white

Now with a new fully adjustable 4-strap system made from a reinforced pliable compound that provides a truer and more comfortable fit. The ear cups are constructed of energy absorbing coated Hyper 12 foam over a rigid polymer shell. The ClassiX 2 provides plenty of room for the ear, while still maintaining a sleek, low profile look

4-strap system. Energy absorbing foam over shell. Sleek and low profile with great room for the ear.

Youth (45-80lbs.)

The best-selling Youth earguard of all time is back with Generation 4 of the original Ultra Maxx! Impact absorbing EVA has engineered design compression configuration with a low profile. Soft foam covers the rigid liner, sending impact away from the outer ear. Easy to fit hook and loop closure system with ventilated ear holes for improved cooling and hearing.

Generation 4 of the original Ultra Maxx! Impact absorbing EVA and soft foam over rigid liner sends impact away from the outer ear. Easy to fit hook and loop closure.