FOOD GRADE MATERIAL: Luckinee straws are made of premium food grade plastic, healthy, sturdy, odorless, and BPA-free. Worry-free to enjoy your drinks SIZE(9.7X0.31INCH): our plastic straws are trimmable. Feel free to cut these straws to the right length to fit your bottle of Hydro Flask Wide Mouth 16/18/20/32/64oz. Also our straws can be used as daily drink straws for cup, juice bottle if you like EASIER TO CLEAN AND SAFER: Our straws can be see-through so that you can clean your straws timely. Feel more healthy and safer for daily drink. 2pc free long straw brushes are included in the package GREAT GIFTS: Try our long replacement straws for yourself. Great to share with your family, friends, and those who love the environment and refuse to use disposable straws QUICK AFTER-SALE SERVICE: If you have any questions about our water bottle straws, please contact us directly for a easy and quick support Luckinee straws are made of premium food grade plastic, healthy, sturdy, odorless, and BPA-free. Worry-free to enjoy your drinks, our plastic straws are trimmable. Feel free to cut these straws to the right length to fit your bottle of Hydro Flask Wide Mouth 16/18/20/32/64oz. Also our straws can be used as daily drink straws for cup, juice bottle if you like.The straws can be see-through so that you can clean your straws timely. Feel more healthy and safer for daily drink. 2pc free long straw brushes are included in the package. Try our long replacement straws for yourself. Great to share with your family, friends, and those who love the environment and refuse to use disposable straws.