Made from Oxballs' incredible new TPR/Silicone hybrid Flexi-Skin material, the Oxballs Sack-Sling instantly gives the appearange of a huge ball sack. The Sack Sling supports the balls and acts as a cock ring too to amplify and prolong your erection. The silicone design collects your ball sweat and drains it via the nut-shaped openings at the bottom of the sack. Super-stretchy to fit men of all sizes and available in a range of colours.