This Casio GA-100B-4A; GA-110FC-1A watch strap band in red resin is a genuine accessory designed specifically for the GA-100B-4A; GA-110FC-1A; GA-140-4A models. It features a two-piece strap design and is compatible with the GA-100B-4A, GA-110FC-1A, and GA-140-4A watches. The strap is perfect for casual wear and offers free delivery, making it a convenient choice for those looking to replace or upgrade their wristwatch strap.