Dual Color Round Holes Silicone Smart Watch Strap Replacement Watchband 18mm for Garmin vivomove 3S/vivoactive 4S- Blue / White Sporty looks, breathable, lightweight, and waterproof, the supple sporty feel makes it good for handling sweat for a workout, comfortable to wear all day long. Made from environmental friendly silicone material, no peculiar smell and harmless, soft but very durable, silicone strap can also bear the cold or the heat during the diving project or rock climbing trip, it will be your good partner on your traveling way. Size: 95-185mm (Without watch)