- Adjustable size: cage length 2.36 inches / 60 mm; inner diameter 1.38 inches / 35 mm. Chastity ring adjustable from 1.57 in to 2.36 in / 40 mm to 60 mm, suitable for most sizes and experience levels, and you can set it to the correct position as needed. - 3D printed head-shaped design: built with 3D printing to form a head-shaped exterior for visual appeal. The front includes a urination opening, enabling longer wear without removal. - Nylon resin material: skin-friendly nylon resin with a smooth surface and light weight for easy wear. It offers good stability, resists deformation, is waterproof and easy to clean. - Ergonomic design: smooth, curved profile matches the natural state of the male anatomy and allows breathing freely in the cage. The hidden lock design prevents the metal lock from colliding with the cage. - Use scenarios: ideal for long sessions in solo or partnered play; suitable for travel or daily wear due to its low weight and waterproof properties; helpful for finding a comfortable fit by adjusting the ring from 40 mm to 60 mm to suit different sizes and experience levels.