Kinky Play Box Spread Padded Sling Position Aid - BlackOpen Yourself Up to New Positions. Apply the padded neck brace for comfort and leverage, slip the straps onto your ankles to keep your legs spread wide, and get ready for deeper penetration and more intense pleasure! Your legs will be put up and secure without anyone having to hold them, leaving your partner's hands free to stimulate and explore all your intimate parts. The neck rest also gives your partner a better view while supporting their neck.