There are nipple toys and then there are the star adjustable clamps . These nipple clamps are designed for that intense pressure. Made of attractive stainless steel, you can apply the pressure and watch your partner face as they take it.
Star Nipple Press Kit Specs and Benefits:
Size: Press opens to 15mm in diameter, closes to 4mm
Material: Stainless steel
Color: Silver
Apply the type of pressure you want to give
These are fully functional nipple clamps in an attractive steel design