1. Given that it is with 45 mm diameter tube, which enables to hold more water and speeds up cooling.
2. The upper and lower covers are high temperature resistant engineering plastics and the transparent part is acrylic.
3. It is because that such a water is with practicalilty for long-term attraction, thus, you can feel to use it.
4. Moreover, the upper and lower covers are strong glue , and the sealing performance is better than that of ordinary water .
5. For tight connection, advanced G1/4 thread is equipped, so that it can be safety and leak-.

Specification:
Item Type: Water
Outer Diameter of Water : Approx. 4.5cm / 1.8in
Size: 3 holes are G1/4 inner thread
Accessories: The water only contains 2 half hoops (without any joints and water cooling stopper)

packing list:
1 x Water
2 x Half Hoop
2 x Screw
2 x Nut

Note:
Cover is not removable.