Optimism Sip Sip Tumbler

Optimism Sip Sip Tumbler


By Ban.do

The sip sip tumbler just got a shiny rainbow upgrade! it still holds 20 oz., is made of double-walled acrylic, and comes with a soft silicone straw. but now, it also has rainbow foil lettering and a shiny rainbow lid!


  • 3.75 in x 7.5 in. x 3.75 in.

  • infused acrylic

  • soft silicone straw

  • metallic electroplated lid

  • surface design by sandy vanhelden!

  • 20 oz. capacity

  • insulated, double-wall

  • hand wash only

  • not microwave safe

  • bpa, lead, phthalate-free

  • marketing disc with holographic printing

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