Depth: 10.3 cm (4.1 in.)
Height: 13.4 cm (5.3 in.)
The exclusive inner sleeves that expand the variety of PISTON HEAT IR's pleasure are in!
TPE materials which are devoid of unwanted odor or stickiness, yet comfortably soft and elastic, are used. Its interiors have horizontal ridges that work perfectly well with the stroking movements and are polished to a characteristic that anyone can feel pleased with.
Not only is it easy to apply to the PISTON HEAT IR, the inner sleeve itself is easy to maintain, and is also highly durable. Its materials, utility, and the pleasuring abilities are all refined to a very high level, summing up to a well-organized attachment in total.
The "OSAKA" model rearranged the standard "TOKYO" model to add the squeezing feelings by its thick, fleshy body. The four large bumps that pressure you from different sides feel satisfying and collaborates well with the ridges.