*25% larger opening than original GoToob for easier filling & cleaning*Like the original humangear GoToob, the GoToob+ is made from soft, rugged silicone that's easy to squeeze and get every last drop out; and are food-safe (FDA) and 100% BPA-free, PC-free, and phthalate-free. But the GoToob+ also offers a bunch of new features that no other soft travel bottle in the world has. The GoToob+ features a new, larger opening making it both easier to fill and clean. The patent-pending LoopLock feature provides a quick and handy attachment point so you can hang it on a hook or clip it to a carabiner. Better still, the LoopLock can be pushed over the flip cap, reducing the chance of accidental openings and leaks. And then there are new colors, more space-efficient sizes, and even an extra-large size for extended trips.*Patent-pending LoopLock prevents accidental openings and leaks, and it can be hung from hooks or strapped to a pack