BPA free, made from high quality food gradable polypropylene adhering to ASTM standards,Easy to take your tumbler with you when you're out and about. Maximum handle size: 3.74 inch. Please confirm whether this handle is suitable for your Tumbler according to the outer diameter of your tumbler. Reminder: Before purchasing, please confirm the size of the tumbler again, whether it can match the inner diameter of the handle. This handle does not match the Beast 30 Oz tumbler. Dear customer, Thank you for choosing our products. If there is any problem with our products, please contact us through the order information. We will be happy to serve you and solve it for you as soon as possible within 12 hours, thank you!