Great gift and practice companion This diving accessory is a thoughtful gift and a reliable companion for your diving practice. Ideal for indoor diving exercises or sessions in a plunge pool. Safe material and durability Made from high-strength PP steel material, this regulator is not easily deformed or damaged. It is durable and reusable, helping you train and dive with confidence. Safe for use around children. Excellent workmanship DIN dust caps are crafted with careful workmanship. The design emphasizes quality and crack-free reliability, providing smooth operation and long-term durability. Easy to carry and store Compact and lightweight, it fits easily in a backpack and does not take up space. Small and portable, you can have it ready for use at any time. Use scenarios - Indoor diving practice or plunge pool sessions as a practical training accessory. - On-the-go training: keep it in your backpack for quick setup between different diving locations or trips. - Gift scenario: a suitable choice for divers, diving clubs, or students who are building their equipment collection. Function and compatibility DIN scuba adapter designed for DIN configurations, with DIN dust caps to protect and maintain the assembly. Durable, reusable construction suitable for regular use. Material and performance notes High-strength PP steel construction provides resistance to deformation and damage, supporting reliable performance through repeated use. The overall build emphasizes durability, portability, and ease of use.