with Sliding Disk: The product consists of a curved transfer plate and a sliding disk. The back of the plate has a number of crisscrossed reinforcement design. The design significantly increases the structural strength of the plate, making it resistant to deformation or damage under weight, and distributing pressure effectively to ensure stability during use. Transfer Plate can hold up to 460 lbs VERSATILE DESIGN: Transfer board with sliding disk enables safe movement between wheelchair, bed, car seat, and bathroom fixtures for patients and caregivers Particular structure: The disk on the transfer board can rotate 360°and the S shape forms a natural transmission system. An anti-skid structure on the back makes movement safer PRACTICAL FEATURES: Sturdy construction supports patient transfers in multiple settings, with a design focused on both safety and ease of use Great service: Our professional customer service department will make every effort to ensure your satisfaction. We will provide two month's service. ASIN B0F7Q481VY Manufacturer Keyserve Package Dimensions 42 x 12.5 x 1.5 inches; 9.05 Pounds