The Tenga 3D Pile Masturbation Sleeve.
A textured inner featuring an abundance of geometric triangles that wrap around your tip and shaft as you stroke yourself.
Designed in Japan, it's made from a stretcyh antibacterial elastomer.
Measuring 4.75" in length with an entry diameter of 0.5".
Use with water based lubricant (Tenga lube sachet included).
Turn inside out, wash, leave to air dry, beofre storing in it's case until next time.