For penetration you can really wrap your fingers around, get a good grip on the knuckle punch adapter. Specifically designed to give you command and control for the ultimate in stylish pleasure with its brass knuckle style design and vac-u-lock end. Pair with any compatible vac-u-lock dildo and give your play time some punch!

Measurements: 4.5 inches in width, 5.9 inches long

Material: ABS.

Note: Compatible with Vac-U-Lock dildos. Dildo not included.