TAPERED CORE – No need for outer lockring, with a secure hold. WAFFLE – For comfortable finger placement and confident grip. KNURL – For all over grip in all conditions. MUSHROOM – For comfort in thumb and forefinger area. TWO THICKNESS OPTIONS – Choose either 31.3mm or 29.8mm. FLANGE OR FLANGELESS – For your preferred grip setup. COMPOUND – Super-soft 15A durometer compound. LIGHTWEIGHT – Just 100g per pair.