: 1.8 in length, high/low temperature resistance Water wash Purpose: thermal insulation cloth cover for ventilator pipeline Features: COVERS may help lessen the amount of condensation and could also help in decreasing the sound amplification in your CPAP tubing. RECOMMENDED FOR: Reducing the amount of rainout from your CPAP tubing and to lessen the direct contact of your skin from the cold CPAP tubing that might eventually disrupt your sleep. FEATURES: Reusable, washable, and breathable soft fleece fabric designed to optimal comfort and tubing insulation while using your CPAP device. Name: Ventilator Insulation Jacket/Insulation Jacket Category: pipe sleeve Material:cloth colour:blue Package Contents: 1 x Cover Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.