Pair 'Tupera' Underwear Bear & Mouse kids glasses boxedPair Childrens easy grip glass A collaboration between the creative unit tupera tupera and Aderia's "Tsuyoiko Glass." The world of the picture book "Polar Bear's Pants" has been captured in a small glass. What happens when you pour a drink into the glass? It's a fun glass in which the colour of the pants changes depending on the contents. Medium 'Tupera' Underwear Bear Glass Tumbler 9cm height 185ml volume Small 'Tupera' Underwear Mouse Glass Tumbler