Healthy & Safe MaterialCollapsible water bottle made of food-grade platinum silicone, Approved to ensure safe drinking and odorless. Suitable for water or drinks from -140F (-60C) to 464F (240C). We do not recommend using the air up a water bottle for liquid which higher than 140F (60C) to avoid scalding your hand. The BPA free water bottle is odorless and free from any harsh chemicals which are important. The silicone water bottle is soft, drop-resistant, lightweight and durable. Perfect for Travel & SportsThe shatter-proof, flexible and durable collapsible cups for traveling are equipped with a silicone handle, you can hook the water bottle to a backpack or gym bag, and carry the gym water bottle everywhere. Foldable water bottles for travel, gym, bikes, running, camping, fishing, hiking, climbing, yoga, beach, travel essentials, and outdoor sports. The Collapsible water bottle body is featured with lines, increasing skid resistance. Perfect Gifts For Boys Water Bottle For SchoolFootball water bottles for boys designed for school water bottles must be unique presents for your son or husband. They will be very surprised! Most men love football or rugby! Football gifts for boys! The sports water bottles leakproof for school is very elastic, soft, non-slip, and comfortable for holding with an ergonomics design. Great for kids who drop bottles constantly.Football boys gifts, football accessories, football stuff. Foldable DesignFlexible capacity - Shrink it to a handy tiny shape, or expand to the full 750ml(25oz). Size is perfect for both boys & adults. The travel water bottle is foldable which saves about 60% of space for outdoor activities. Easily squeeze. Very handy to carry around. Great bottle for school, collapses down in size to store in a school bag at the end of the day. The hiking water bottle also comes with a silicone handle for you to hang onto a backpack for school sports, traveling, gym. Leak Proof & Easy To CleanThe travel water bottle is designed with a silicone seal ring to prevent leakage. Wide mouth design makes collapsible water bottles easier to clean the interior or add ice, and lemons into it. When first used, we advise soaking it for 20 minutes with boiled water for thorough cleaning.Please clean the water cup regularly to avoid mold using the brush. The cute water bottles holding many kinds of drinks, such as water, milk, coffee, soda, cola and more. Funny, Versatile & StylishThe reusable water bottle football-shaped drinking cup is a good present for football players. A great gift for the coach, football teams, and fans. The football mug will definitely make you stand out at the football game. A Good Birthday Sports Present for your champion and the perfect gift for any Holiday.