Get busy with a rock-hard rod! Whether you have difficulty maintaining an erection or want to keep the action going after ejaculation, the Everlaster hollow strap-on is the perfect solution. The hollow shaft permits continued enjoyment of the action whether you're soft, hard, or just want to add extra inches to your penetrative prowess. Its rigid enough to simulate the rock-hardness your partner craves, yet has enough give to ensure comfort for both partners. The Stud harness is constructed with thick, durable straps that keep it from moving while fitting snugly to prevent chafing. Its comfort and durability ensure that both you and your partner can enjoy penetration as long as you desire. Great for those who have lost function due to paralysis or injury. We salute and recommend the Everlaster to our wounded veterans who have lost their ability to have penetrative sex. Everlaster Stud White specifications: Measurements: fits hips up to 69" (175.3cm), dildo inner depth is 4.13" (10.5 cm), exterior is 6.5" long (16.5cm), circumference/girth is 5.13 (13 cm) Material: Polypropylene, PVC, ABS plastic, Nickel Free Metal Hardware, Nitrile Has snaps that will accommodate a variety of O-ring sizes Can be used with other dildos Comes with an interchangeable 2" O-ring 4-way adjustable straps are specially positioned to keep from pinching the scrotum Sportsheets has shared this product with the Coalition to Salute Americas Heroes, and wounded veterans who had lost the ability to have penetrative sex were able to re-experience that bond with their partner.