Key Features: - Designed for W&H handpiece couplings. - Compatible connection. - Supports airflow during use. - Easy to fit and remove. - Durable construction. - Suitable for prophylaxis applications. Specifications: - Compatibility: W&H couplings. - Function: Connects the Air-N-Go polishing system. - Material: Durable build. - Use: Air polishing and prophylaxis procedures.