VISTA - Double Wall Acrylic Tumbler - Customizable Removable Insert - 15oz. Capacity - Purple These Customizable Tumblers are great for the daily use of all your hot or cold beverage needs. Change your view and personalize this customizable tumbler. The double wall insulation helps maintain your drinks desired temperature and doubles as a storage space to insert your own creations between them. BPA Free Acrylic Construction of Housing and Press Fit Lid, with rubber gasket seal. The lid features an ergonomic spill preventing swivel seal for closure. Hand wash. Not for microwave, dishwasher, cooking or freezing use.