Sell onhand Silicone flange clear insert for phanpy doopser wearable elechomes OEM best price

specification: 21mm parating next week Material: Silicone Size: about 17/19/21mm Color: transparent Optional style: 17mm/19mm/21mm Quantity: 1PIECE Description: Due to manual measurement, please allow an error of 0-1 cm. Make sure you don’t mind before placing an order. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thank you! Size:17,19,21