Feature 1Function: Our rolling knee dolly allow you to move while protecting your knee with minimal discomfort. The maximum acceptable weight is approximately 250 lbs. 2Professional Design: The frame is made of sturdy ABS, resistant to high impact. With pads to cushion your knees while performing projects. 3Built in Tool Tray: The Rolling knee dolly includes a convenient tray and stand to hold your repair tools and parts for easy access. 45 Swivel Casters: Allows movement from side to side for comfortable and easy laying. Reduce discomfort, back pain or knee stress. 5Wide Application: Rolling knee pads are great for painting, laying tile or vinyl, car detailing, car repair and maintenance, landscaping, and more.Item Type:Rolling Knee DollyMaterial: ABS High Impact Frame .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x RollingKneeDolly