Internal structure (gold): The large 5-row ring arranged in a regularly-aligned space, where the space spreads between the curvature is sandwiched by an irregular structure
[Tightening Adjustment] Equipped with a gimmick that twists the soft resin inside by rotating the upper and lower split case. Up to 6 adjustable tightening levels
Updated function: The case and soft resin have been renewed. Extra cushioning parts have been added to make this product more comfortable to use
Pursuing the desired feeling of use: In addition to the tightening adjustment function, the opening and closing of the cap allows you to use it as you like
Easy to Wash: Unlike traditional cup products, it has a top and bottom penetration so it is easy to wash. Can be used again after drying. After washing, drain the moisture thoroughly with a towel, and dry it in a well-ventilated place while the cap is open
Country of Origin: Japan
Product Size (Width x Depth x Height): Product Size: 6.4 x 3.1 inches (163 x 79 mm)