Skinny Tumbler with Straw, 20oz Face Masks LED is bright when only

LED is bright when only USB power is supplied

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a tie-back closure for a great fit

then plug in the power supply

Skinny Tumbler with Straw, 20oz Face Masks LED is bright when onlyThe Maars personalized skinny tumblers keep your drinks hot for 12h and cold for 24h, making them the perfect sipping companion all year round. With 20oz capacity, these tumblers come in a matte or glossy finish, and feature a tapered shape with a slim design for effortless carriage. The plastic press on lid with color matching straw makes for great practicality on the go, while all components are BPA free and non toxic; aka perfect for the whole