The Vevor 3-tier rolling library book cart is designed for transporting and organizing books, files, and supplies in libraries, schools, offices, and home spaces. Its single-sided V-shaped shelves help keep items secure while moving. Built from carbon steel and cold rolled steel, it supports up to 330 lbs total capacity. Silent swivel casters with locking wheels provide smooth mobility and stable positioning. The compact vertical design offers generous storage without taking up excessive floor space.