• Quickly adjust the length without tools,comfortable fits 140mm-200mm wrist,
• Integrated buckle design for more comfortable wearing
• This strap compatible for Apple Watch Ultra 3 49mm, Apple Watch Ultra 2 49mm,Apple Watch Ultra 49mm, Apple Watch 45mm series 8 smartwatch
• This strap compatible for Apple Watch 45mm series 7, Apple Watch 44mm series 6/5/4, Apple Watch SE 44mm Apple Watch 42mm series 3/2/1 smartwatch

SSR（Super Scratch Resistant）Series

       LDFAS SSR series titanium strap, the surface has undergone a unique hardening treatment, so that the Vickers hardness of the surface can reach 900~1000HV, which is 8~9 times higher than that of untreated titanium metal. It can well resist scratches in daily use and delay the wear of the strap.