Introducing the Glow In The Dark Chastity Kit, our lightweight, durable cage designed for both short-term and long-term chastity confinement. This innovative device ensures a comfortable and customizable fit with multiple locking pins and spacers available in diameters ranging from 1 .5 to 2 inches. Made from non-porous, body-safe plastic, this cage prioritizes safety and hygiene. The ventilated Cum-Thru tip allows for easy urination and breathability, enhancing comfort and cleanliness. Each kit includes 5 individually numbered, black TSA-friendly plastic locks, a black drawstring storage bag, a premium lube sample packet, and a user manual for your convenience. Choose safety, comfort, and durability with this superior chastity solution. To preserve the glow-in-the-dark color, do not leave the cage and U-rings under light for extended amounts of time. Activate the glow cock cage with any of the following: 1) Expose to 3-4 mins of UV/Blacklight, 2) Expose to 7-8 mins of direct sunlight, 3) Expose to 21-23 mins of fluorescent light (strip lighting or energy-saving bulbs), or 4) Expose to 24-26 mins of incandescent light (standard filament bulbs). Measurements: Cage length: 1 .75 inches. Inner diameter: 1.375 inches U-rings: #1 (2 inches), #2 (1.875 inches), #3 (1.75 inches), #4 (1.625 inches), #5 (1.5 inches). Materials: Plastic, metal Color: Under lights: white, In the dark: green glow