Feature: 1. Wide Application: Motorcycle top box passenger backrest is suitable for for 36L 40L 45L rounded rear top boxes. Suitable for most motorcycle rounded top box. 2. Comfortable: This rear case backrest significantly boosts passenger comfort on long rides, effectively enhancing the overall travel experience for rear seat passengers. 3. Premium Materials: Crafted with high toughness PU, this rear top box cushion offers a soft, abrasion proof solution that withstands the test of time and the rigors of the road. 4. Easy Installation: Featuring a self adhesive backing, this backrest can be effortlessly attached to the top case, providing a quick and convenient upgrade to your motorcycle's comfort and style. 5. Sleek Design: With its minimalist and stylish design, the top case passenger backrest boasts elegant lines that complement the overall aesthetic of your motorcycle, adding a cool and refined look. Specification: Item Type: Motorcycle Top Box Passenger Backrest Material: PU + Leather Characteristic: High rebound support, soft, practical, comfortable. Self structured leather easy to clean, waterproofing, scratch proof, wear proof Dual sided adhesive, non destructive installation, strong adhesion. Large split area up and down, comfortable fit. Made of high polyurethane foam, easy to install with stickers. Application: Universal for 36L 40L 45L rounded rear top boxes. Suitable for most motorcycle rounded top box . Package List: 1 x Large Backrest 1 x Small Backrest Note: 1. Please allow for a 1mm difference due to manual measurement. 2. Due to differences between different displays, the picture may not reflect the actual color of the item.