Tags: 1. Naked glans，memory silicone, dry and breathable, ergonomic, day and night type. 2. The valgus barrier sheath reduces sensitivity, keeps the glans dry and breathable, and avoids breeding bacteria. 3. Silicone ROHS material kneading automatically rebound, warm and moist skin feel, Q elastic, reliable raw materials. 4. The circular hoop design is not easy to fall off, and the ergonomic arc is tightly hooped with the crown groove, and it will not fall when worn for a long time. 5. The profile is thick and thick to prevent the rebound from rebounding. The contour is thickened and warped, which effectively prevents the foreskin from being rolled and reset. 6. Concave hollow design breathable and dry, five hollow grooves, keep dry and clean, away from inflammation. 7. Day and night alternate exercise, daily compact: moderately soft and hard, wear it tightly to effectively cope with physical activity during the day. 8. Night comfort: softer, deep sleep JJ erection will not receive oppression.