Maximize your firmness and prolong your pleasure with The Apex Lock, a sophisticated performance ring designed with a noble aluminum cuff and a flexible loop for superior erectile support. Erection Support: The flexible ring is slipped over the hard penis and the cuff is tightened, designed to maintain firmness and enhance sensation. Premium Cuff: The noble cuff is made of hard-aluminium and treated with an anodized color. Adjustable Fit: The tension is adjustable (tighten by feel – risk of congestion of the veins). Durable Materials: The flexible material offers High strength and elasticity. Resistant: It is Very resistant against oils, gasoline and heat. Application Caution: Caution: You should tighten the cuff careful so that the skin is not pinched. Maintenance: Use a disinfectant for cleaning. Achieve superior firmness and control. The Apex Lock delivers sophisticated design and uncompromising performance.