Overview The ProTaper Blister Busters Grip Donuts are a simple upgrade that makes a big difference on long rides. Designed to protect your thumbs from rubbing and irritation, these donuts help keep your hands fresh whether you're racing, trail riding, or putting in all-day seat time. Key Features Blister Prevention: Helps reduce friction between your thumb and grip flange to prevent painful hotspots. Soft Neoprene Material: 1/4" (5mm) thick padding delivers all-day comfort without feeling bulky. Improved Ride Comfort: Keeps your hands feeling fresh during long rides, races, or rough terrain. Easy Installation: Slides on quickly and works with most standard grips. Race-Ready Upgrade: A must-have for riders pushing hard or logging serious seat time. Specifications Material: Soft neoprene Thickness: 1/4 inch (5mm) Fitment: Compatible with most standard grip setups Sold in Pairs Small upgrade, big comfort—keep your hands blister-free and stay in control from the first mile to the last.