Introducing the gotoob, the new standard in silicone bottles from the company who brought you the first standard in silicone bottles.the gotoob keeps all the features people love about the original gotoob, including the food-grade silicone body, the leakproof valve in the cap, and the distinctive, packable shape.in addition, it adds features like the new looplock, which is over 20 times more resistant to leaks and accidental opening than competing bottles. The looplock can also be used to hang the gotoob from a hook or to clip it to the outside of a pack. And there's a new textured area to write in the contents as well as a 25 larger opening for easier filling and cleaning. Looplock patent pending prevents accidental leaks and allows easy attachment to bags, hooks, etc. New, more efficient sizing is still tsa-approved 25 larger opening for even easier filling and cleaning flat area on bottom of tube for hands-free filling textured area to write in contents soft, squeezable design permits fast, easy dispensing no-drip silicone valve keeps cap clean flip-cap ends fumbling with screw-on caps durable, refillable design appeals to the health- and environmentally-conscious product is made with fda-approved food-safe materials 100 bpa-free and pc-free tube is dishwasher-safe transparent silicone shows how much fluid is left perfect with toiletries shampoo, conditioner, liquid soap, lotion, toothpaste, etc. Great for outdoors camp foods, condiments, sunscreen, etc.