PACKING SLIPS: 1 x Hismith KlicLok System Adapter for Vac-U-Lock ToysNOTE: #1 This Vac-U-Lock adapter doesn't include any dildo shown in the pictures, what's more, this adapter is designed for sex-machine with KlicLok system only, it won't work on any other brand sex machines. #2 We suggest using some baby powder/ talcum powder on this adapter for better insertion. If you have any questions about this, please contact our sales, and we will give a quick response within 24 hours.