Unique Design: This breathable wristband is the newest in design, with a buckle for reinforcement, making it very stable during wear and will not fall easily, and also there\u2019s a row of ventilation holes, it can help to reduce some weight and improve ventilation. If you are a sports enthusiast, Such as, Running, Walking, Climbing, Golf, swimming and others,this band would be an ideal accessory for your watch.Compatible Models: 20mm silicone watch band suitable for almost all the 20mm width watch lugs, Include traditional watch and smart watch. Perfectly compatible with Samsung Galaxy Watch 4/Active 2 40mm 44mm/Galaxy Watch Active 40mm/Galaxy Watch 42mm/ Samsung gear S2 Classic/sport/Garmin vivoactive 3/Garmin vivomove HR/ Forerunner 245/Forerunner 245 Music/Ticwatch E/Amazfit Bip/GTS/GTR 42mm and other 20mm smartwatch.Waterproof and Breathable:Replacement bands made of high durable and flexible silicone material,ventilation holes design that helps reduce weight and improve ventilation,prevent skin from irritation; soft, lightweight, easy to clean,more breathable and comfortable to wear.There are multiple different popular color watch straps to personalize your watch and fit your mood and daily wear.Easy to install: The quick release watch band has Lugs on both sides with quick release spring bars, change your band without tools, Can be firmly installed on your smart watch to ensure that your watch is safe and stable. Size fits most wrist sizes: 5.5inch -8.7inch(140mm-220mm) wrist, you can easily adjust your watch band to fit your wrist.Packing Included:1*Silicone replacement bands (Not included Smart watch and other accessories).