STURDY & DURABLE: Rugged nylon fiber surface+high strength Cr-Mo spindle bike pedals, which have shock-proof, abrasion, and corrosion resistance. GREAT GRIPS: Anti-skid nails on each side provide more secure on the pedals and hold your feet in place. Even if they are covered with a thick layer of mud after a muddy ride, you don't worry about your feet slipping off the pedals WIDER PLATFORM & LIGHTWEIGHT: high-speed DU bearings for long-ride comfort and improved pedaling efficiency. EASY TO INSTALL: L for left; R for right. Sealed-bearing bicycle pedals protect spindles from water and dust which will cause noise and other problems, let you enjoy cycling in raining or climbing. UNIVERSAL: all DYU electric Bike - Fixed Gear.