Relefree&reg; 1pcs Protable Road Mountain Bike Bicycle Cycling MTB Reflective Safety Safe Leg Pants Clip Strap Beam Bottom Belt Lightweight High Quality Useful NEW Specially designed to tie up the pants, prevent the bottom of the trousers from sticking in the chain or cranking mechanism, and from smudging by oil and dirt Made of good material, keeping you safe at night riding Compact, Lightweight and protable, Convenient Bundle it on the bicycle frame when not use, convenient to carry Can aslo be used as a wrist strap