Body part can be cut to trim the size and the silicone tail is bendable to fit various water bottles. ADJUSTABLE: Gallon water straws are adjustable. At 30.5 cm in length, it can be customized to fit your gallon jug. Suitable for 100 ml to 2000 ml containers. EASY TO CLEAN: Straws are made of durable materials and are dishwasher safe. If limescale buildup occurs, clean with a straw brush before placing in the dishwasher. SILICONE BOTTOM DESIGN: Features a silicone bottom that allows the straw to remain securely in place and pop up automatically. Color: Transparent Material: Rubber Size: Straw: 30.5 cm, Brush: 23 cm Package Contents: 3 x Straw 1 x Brush Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error is +/- 1-3 cm.