Heating Box for Spa Massage Hot Stones Features: 1. Perfect tool to retain the heat of stones compatible a long and relaxing massage.2. Give you and your clients the best hot stone SPA experience.3. Large enough to heat more stones all at the once.4. metal construction and bamboo wood surface.5. Portable size compatible easy carrying.Specification: and super .Item Name: Electric Warmer BoxMaterial:Aluminum Alloy/BambooColor:As the picture showSize:21cm/8.27in*30cm/11.81inPackage includes:1 x Electric Warmer Box (Only Heater Box No Stone)Note:1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures.2.Please compatiblegive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement."