Features: Precisions molded for G903 replacement shell ensures compatibility and no tool installation, featuring upgraded scratch resistant mouse feet for enhanceds glides performances. plastic construction maintains original weight balance while skids pad optimizes trackings across multiple surfaces, for high intensity usage scenarios. for gamers, office professional, and creative designers requiring mouse customization without compromising ergonomic comfort during extended. for competitive gaming tournaments, marathons workdays, or precisions tasks where consistent mouse responsiveness and surfaces adaptability. This aftermarket shell set preserves the authentic for G903 wireless mouse experience while offering cost effective maintenance through modular replacement of wear prone components. Specifications: Materials: Plastic for G903 Package Includes: 1Set Mouse Bottom Shell with Skates note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thank you!