1. Safe and durable: The Nobel Zapping water Bottle dispenser is made of food-grade silicone and plastic. Durable, recyclable, easy to remove and clean. Give your pet a healthy drink anytime, anywhere 2. Double leak-proof design: Water bottles have a one-key lock and leak-proof silica to avoid leaks. You can carry a portable dog drink bottle in your car, backpack or purse and never have to worry about water lying around or wasting it again. 3. Portable and light: Adequate capacity and compact pet water bottle design are great for pet dogs or cats outdoors for walking, running, hiking, traveling or playing etc. You can carry it in a backpack or hang it from your hand with a sling and it's very easy to carry anywhere you want. 4. Easy to use: The NobelPuppy Water Bottle is designed to be easy to use with only one hand. Use one thumb to press a button to dispense water, feed your dog, retrieve the rest of the water, and lock the bottle. At the same time, you can grab the dog's leash with your other hand.