This Humbler made of high quality clear Acrylic and polish smooth by hand. With rondure to press close your back of thigh, two set screws lock humbler easily.

There are two sockets as electrical contact to insert 4mm standard banana plug.

Power box and Adaptor included (Power box driven by 3pcs 7# 1.5V voltage battery, the battery not included).

Always clean your toy before and after use with warm water and soap, and pat dry.

Material: Acrylic

Oval hole size: 60mmX13mm (S size)    70mmX22mm (L size) 

Electrical outlet: 4mm

Weight: 420g+90g (Box and Adaptor weight)-(S size)   560g+90g (Box and Adaptor weight)- (L size)