Tangram Cup / wellness

Many children often do not like to drink water and enjoy drinking carbonated beverages, which cause adverse effects on children's health if long-term drinking. Inspired by the Tangram and made from
megnets, Tangram Cup combine the tangram and cup,which make
drink water become more interesting and make children get rid of drinking carbonated beverages. Meanwhile, children can share it with their friends, which promote the healthy growth of children.