harayaa 2x Bite Water Bottle Bite Adults Portable Drinking Bite.The Bite Valve is made of high quality silicone material, durable and reusable to use.The silicone nozzle is a special accessory for straw type kettles, which is durable and is a replaceable accessory for kettles.Simple to use, which is very convenient, and suitable for home use or travel. Great for men women and adults.The water bottle bite valve is portable and lightweight, compact in size 6.8cmx3.5cmx2.5cm/2.68inchx1.38inchx0.98inch.The bite valve replacement is a suitable accessory for camping, hiking, cycling, walking, biking, and other outdoor activities.harayaa 2x Bite Water Bottle Bite Adults Portable Drinking Bite [Easy To Use]Simple to use, which is very convenient, and suitable for home use or travel. Great for men women and adults. [High Quality]The Bite Valve is made of high quality silicone material, durable and reusable to use. [Size]The water bottle bite valve is portable and lightweight, compact in size 6.8cmx3.5cmx2.5cm/2.68inchx1.38inchx0.98inch. [Widely Used]The bite valve replacement is a suitable accessory for camping, hiking, cycling, walking, biking, and other outdoor activities. [Unique Design]The silicone nozzle is a special accessory for straw type kettles, which is durable and is a replaceable accessory for kettles.