Description: [Durable Material]---Made with wear resistant lightweight PP body with and high strength 9/16inch steel spindle and ball bearings,which has shock-proof, abrasion and corrosion resistance. [Riding safely at night]---Reflectors on both sides of the pedals to Increase Visibility in Low-light conditions, dramatically improving visibility in the dark. [Anti-Skid Nail]---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 your feet slipping off the pedals. [Easy to install]---L for left pedal, R for right pedal. Standard 9/16”sturdy steel axle bearing fits for most bikes. [Universally]---Suitable for commuting, recreational riding, BMX, cruisers bicycle, kids' bikes, road bicycles, mountain bicycles etc. Specification: Material: Plastic, Steel Size: approx. 9x11.8cm / 3.5x4.6inch Color: Black Package Includes:(2 Pack) 1 Pair Pedals