Great Silicone Flexible air hose for all your fish tank airline tubes needs!

•ATPWONZ professional silicone airline tubing is clear, durable, and flexible enough to easily attach pumps and filters to the end ! Its smooth appearance makes your fish tank look more neat and clean.
•Designed to fit most outlets, including air pumps, check valves, filtration system, air stones, air flow control levers, aquarium ornaments, terrariums, and hydroponics systems.
•This aquarium air hose has better pressure / folding resistance, higher antioxidant activity，They are safe for both fresh and salt water environments.

Specification
Silicone Airline Tubing Length: 16-Foot / 5m Inside Diameter: approx 0.16"/ 4mm
Outside Diameter: approx 0.24" / 6mm
Color: Transparent Air Tube; Red + clear Check Valves
Package includes: 3/16 Silicone Flexible Airline Tubing
5* Check Valves

• [Standard Airline Hose]: 3/16" aquarium tubing, fits airline tubing with inner diameter about 3/16" or 4 mm
• [5 x Check Valves]: 1.5 x 5mm overall size; 2.0 - 2.5mm air hole diameter, put it in the airline tube between air pump and aquarium water to prevent water back into the air pump
• [Professional Airline Tubing]: The Pump Hose has better pressure / folding resistance than other hoses, clear and flexible tubing that resists kinking
• [Safe Aquarium Accessories]: PVC material, there may be some smell, safe for fish and good for fresh or salt water environment
• [Range of Use]: Designed to fit most outlets, including air pumps, check valves, filtration system, air stones, air flow control levers, aquarium ornaments, terrariums, and hydroponics systems