Bamboo Bathtub Caddy – Expandable Spa Tray for Book, Tablet, Wine & More Transform bath time into a luxurious escape with this elegant Bamboo Bathtub Caddy! Handcrafted from premium bamboo, this adjustable tray keeps your book, tablet, wine glass, and essentials within arm’s reach. Designed to fit most tubs, it’s the perfect accessory for your self-care routine.