GUARANTEE By OLDLEY: We provide a guarantee for all the lids. Any lids can be requested for a new one no matter if you do not like them or defective reason. Food-grade MaterialsOur insulated water bottle is made of 18/8 Stainless steel that is 100% non-toxic/rust-free/Odor/slip-resistant. 3 Different Lids:The bottle mouth is wide to fit ice cubes and is easy to clean. Comes with a straw lid, chug lid, and carabiner lid. Convenient to CarryUnique Bottle body is designed with a small curvature to hold. Fits with most school bags/car cup holders/bike cages. Dishwasher SafeOur metal water bottles can be easily cleaned by hand or in a dishwasher, Please note that the lid should not be placed in the dishwasher.