Storage Box and Drying Rack Design: This brush set has a storage box with a built-in foldable drying rack for bottle drying. Each brush has a place in the storage box to avoid clutter, perfect for storage and carrying during travel. Safe to Use: The electric bottle brush is made of food-grade silicone and ABS, . The silicone bottle brush can protect the bottle nipple Ideal Gift for Postpartum : This baby bottle cleaning electric set saves time and energy, and relieves wrist pain from daily bottle washing. It is a thoughtful and considerate gift for postpartum . Colour:Gray&White Material:ABS Package Contents: 1set x Electric Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.