Confine his cock in this Dark Chamber! This Silicone Chastity Cage is soft, flexible, and velvety for a more forgiving lock-up compared to metal and plastic chastity cages. The Dark Chamber features a soft skeleton of slightly firmer silicone for that authentic cage feel, but still molds with your body for comfort during wear. Measurements. Overall length 4 inches, cage opening Dia unstretched 1.7 Inches. Ball strap opening Dia unstretched 0.8 Inches. Premium Silicone. Flexible and comfortable. Cum Thru Tip. Perfect for extended chastity play. Travel-friendly and discreet.