Amazfit GTS & GTR & BIP

Bands for Amazfit GTS, and Amazift BIP are compatible with a 20mm standard strap size, and bands for Amazfit GTR are compatible with a 22mm standard strap size. As long as you are looking for a replacement watch band for Amazfit GTS, BIP, or GTR, you just need to choose a watch band with standard sizes 20mm and 22mm.