Made from tritan, the B.Box Tritan Drink Bottle is ideal for kindy and school kids. Its unique triangle shape bottle is designed specifically for little hands, making it easier for kids to grip. 600ml capacity PP and silicone material Unique ergonomic triangular shape fits the 2-hand grip of a child perfectly Easy to open/close lid that pops open at the press of button and locks into place Spill-proof bite valve straw top prevents accidental spills Robust carry handle makes it easy to carry and remove out of school bags Silicone straw top and angled straw – allows kids to drink even when tilted Minimal parts and ultra-easy to clean, assemble/disassemble Removable, stylish bumper, to customise the look Before first use – ensure silicone valves are separated by gently squeezing to allow air to enter the bottle. This will allow better liquid flow. The B.Box Tritan Drink Bottle has easy push button that pops open the lid, keeping straw tops hygienic when closed and never goes astray. Spill-proof bite valve straw top prevents accidental spills. Robust carry handle makes it easy for kids to carry and remove out of school bags. Its 600ml capacity and angled silicone straw lets kids drink to the very last drop and stay hydrated throughout the day. It has minimal parts and ultra easy to assemble/disassemble and clean. It is dishwasher safe. Plus, you can customise the look with removable bumper.