The Abound Seat Pad was designed to add comfort to the joy ride, featuring a soft polyurithane leather cushion. In conjunction with the Aventon Handrail, the pad can fit up to two children with a total weight capacity up to 143 lbs, designed to fit children from the age of 5-10 years old. Features Material made of PU+Black Leather Soft Cushion Pad Specs Weight Limit: 143lbs Dimensions: 644x156x30 (25.4x6.1x1.2) Compatibility Compatible with Abound and Abound LR electric bikes only NOT compatible with the Abound SR