Description:
Fantastic new item which gives you a lot of fun. Enrich your life!
When cold ， the bulb and block has no color， in goes your hot drink and the bulb lits up and the block appear.

Features:
Matrtial: Ceramic
Size: (D x H ) 8*9.5mm
Capacity: 350 ml
Attention: Water temperature!#!amp!*!gt;70

Package:
1 x Bulb \/ block mug