Special Supplies Fun Pop Tubes are colorful, bendable, snappable tubes that can be connected together to create longer tubes and different shapes! These plastic tubes come in a variety of colors and are designed to stretch and make great sounds. Each 8-inch tube expands 4-times its original length and is connectable with other Pop Tubes. Children love wrapping them around their head and hands to make colorful jewelry, make longer tubes or build a small fort. Pop Tubes create a popping sound as you expand and compress the tubes or twirl them around in a circle to make them whistle. They are durable tubes that come in assorted colors and make great items for party favors, grab bags, and prizes. Stretch them, bend them, connect them, this sensory toy will be hard to put down because there are so many ways to play and fiddle with a Slinky Pop Tube!