Koroao New Zinc Alloy Replacement Bracelet Wristband For Samsung Galaxy Gear S SM-R750 (White) Large size replacement wrist band with clasp for Samsung Galaxy Gear S SM-R750 Smart Watch. Made of high quality zinc alloy, fits comfortably around your wrist. Suitable for 15CM-19CM Wrist circumference. Watch Clasp Material: TPU Watchband Materail: Zinc Alloy