Compatible: Patented design - Silicone reusable replacement Lid compatible with stanley 40 oz tumbler cup. Perfect for stanley cup accessories.But also fits other brands which have the same diameter of the top.（Please measure the top of the tumbler to make sure it fits the boot before you purchase） Food-Grade Material: Each tumbler lid was made of the food-grade silicone material, BPA-free, odorless, reusable, durable. Hand washable and Dishwasher safe. 2-In-1 Function: New Design with phone holder can provide safe placement for phones and watching movies or TV, which is very convenient. Fall Proof: The cup lid is made of flexible silicone, which can prevent the lid from being damaged compared to plastic cup lids. It can also prevent the cup mouth from being broken and ensure a longer lifespan of the cup. Guarantee：If there is any problem with our product, do not hesitate to contact us as soon as possible. We will help you solve the Problem. Lid Replacement for Stanley Cup 40 oz, New Ungrade Silicone Reusable Lid with Phone Holder for Stanley 40oz Tumbler, Accessories for Stanley 40 oz Cup, BPA Free, Dishwasher safe