【Soft & Skin Friendly】--Made of high quality soft silicone, which is comfortable and durable.prevent skin from irritation, safely for swimming, running, dancing and etc , 【Compatible Models】 -- Specially designed compatible for Fitbit Luxe (Note: Strap only, tracker NOT included) , 【2 Size Available】-- Small size for 140 - 180mm wrist; Large size for 170 - 216mm wrist. Size can be adjustable, giving you a comfortable wearing experience , 【Secure Design】-- Nigaee sport wristband with durable metal buckle and fastener clip, easy to install and remove the strap by seamless pins, holds your band securely in place , 【Packing List】-- 3 Pack Straps Compatible with Fitbit Luxe. If you have any questions about our item, please feel free to contact us , we will reply you within 24 hours