Purchased from the official online store. Although I didn't use it very often, there is a crack inside. It doesn't affect usage. 【High-Quality Glass】 ReFa's face massager is made of durable glass material, allowing for long-term use. 【Elegant Design】 The flowing shape is characteristic, and it has a beautiful design that also looks great as interior decor. 【Complete Accessories】 Comes with the original box and instruction manual. - Brand: ReFa - Material: Glass - Model Number: RF-GC2020B-S - Accessories: Box, Instruction Manual Thank you for viewing.