LEAK PROOF- Unlike our competitors, our empty plastic bottles are leakproof by design, including a slip that helps seal the bottle when closed WIDE MOUTH- Allows for fruit or craft supplies to fit into these reusable water bottles. Our clear water bottle mouth is 40% bigger than a normal plastic water bottle opening FUNCTIONAL- This product functions as a smoothie bottle, craft bottle, and sensory bottle. These heavy-duty plastic containers are great juicing bottles and won't disappoint MATTE BLACKCAPS- Make it easy on the eyes and create that sleek look you need when using these clear bottles BPA FREE: Made from BPA-free, food-grade plastic.