[material] stainless steel, silicone hose precision production, never rust, in kind than the photos more beautiful

[size]
The maximum diameter of 9mm (stainless steel), the diameter of 4mm (stainless steel), head 50mm (stainless steel) and tail length is 50mm (stainless steel), medical plastic pipe diameter of 6mm, 4mm Diameter, length of 150 mm, black rubber ring two: diameter of 25mm and 30mm