High quality, supportive, form fitting, full body, fully adjustable harnessUse with a probe of your choiceAdaptive snaps fit any size ringFully adjustable waist and thigh straps to fit up to 70/177.75 cm waistElastic strap holds any vibrator controller for hands-free use (not included)PU (harness) Polyester (lining) POM (buckles) PP (straps) Nickel-Free Iron (snaps) Nickel-Free Alloy (ring)