The tube can be disassembled to adjust the size. Suitable for hot and cold beverages of all sizes, available in 3 colors (pink / green / yellow). Portable reusable straws. Safe to use for both hot and cold beverages. Compacta tube brush is included in the box with a strap. Compatible with all sizes of glass. Suitable for a lifestyle that saves the world. The set includes 1 piece of curved silicone, White bulbs (removable) 3 pieces, & 1 cleaning brush.