Omega Plastic Creeper is one piece blow molded creeper that made out of HDPE plastic. It is light weight (approximately 10 lbs.), but strong. The carry handle makes it easy to pick up, position, or transport. It features 300 Lbs. capacity with the length of 36 inches and the width of 16 inches.6 multi-terrain swivel casters with the size of 2 inches, it provides not only the maneuverability but also the extra clearance while working underneath the car. Rugged ergonomics design with the impact resistant to provide extra comfort for users. Sit slowly on the end of the creeper, and lay back to rest your head on the padded headrest to give you the extra relief.- Ergonomic Lightweight HDPE Body - 300 Lbs. Capacity - 6 Oil Resistant 2" Swivel Casters - Padded Head Rest and Easy Carry Handle Specifications- Capacity: 300 Lbs. - Material: HDPE Plastic - 2-Inch & 6 Swivel Casters - Dimension: 37 x 17 x 5 Inches - Weight: 10 Lbs.