Features: Make of ABS materials, strong and wear resistance. Small, light and portable, easy to carry. Porous Designs: keep sleeve scubas vented regulator protector dry, allow regulator protector to be cleaned properly. Use Purpose: Prevent the low pressure pipe from being excessively bents and cause damage to the low pressure pipe, and reduce the bearing capacity of the low pressure pipe. Use Method: Put regulator protector into boiling water and soak it softly, then pull the low pressure pipe or highly pressure pipe in & out. Specifications: Materials: ABS Color: Yellow/Black/Blue Length: about 6.35cm/2.5inch Package Includes: 1pc Long Vented Regulator Hose Protector note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.