20 OZ Glow in the Dark Skinny Tumblers - Forever

20 OZ Glow in the Dark Skinny Tumblers - Forever

20 oz stainless steel GLOW IN THE DARK insulated tumbler with lid. The 20 oz capacity gives you plenty of room to enjoy all of the cold or hot drinks that you want to. Comes with stainless steel straw.

Note:  Cup must be in direct sunlight for at least 2 hours to activate the Glow in the Dark feature.  After collecting the sun lights energy, the tumbler will shine in the dark. The longer it stays in the sun, the longer the glow in the dark affect will last.