10 functions of vibration, pulsation and escalation. Superior suction cup makes dong great for solo use, or with a partner. Harness compatible with o-ring strap on. Whisper quiet, discreet operation. Realistic dong can be inserted 5.25 inches deep. Overall dong is 7.5 inches long by 1.5 wide plus 5 inches in shaft circumference, 8 inches scrotum circumference. Bulk weight 11.4 ounces. Phthalate free, non-toxic materials PVC dong, ABS plastic with silver plating decorative ring, bullet, ABS plastic power pack. 2 AAA batteries, not included. Mr. Just Right Super Seven Dongs is a registered trademark for California Exotic Novelties.