The Tasker BOX 2412 Y is a heat shrink sleeve that is used to insulate and protect electrical wires and components. It is glueless and made of a 2: 1 ratio 2.4mm material, and is 10 meters long. It has a yellow color. The sleeve is designed to reduce stress from water, chemical, abrasion, vibration, and heat. It is used to provide a tight seal over a wide temperature range, and can be used to insulate, protect, and bundle wires and components.