★ Used only once as a test. ※ I only checked the function by speaking into it, and the main unit is unused. ★ Disinfected, but please refrain from purchasing if you are concerned. ◎ Please purchase only after agreeing to the above. No claims or returns accepted. ○ Features a mute function for full-throated singing at home! ○ Designed for more effective voice training while listening to your own voice. ○ Fully washable and usable in the bath. ○ 【Materials/Quality】 Elastomer, polypropylene, silicone (tube) ○ 【Weight/Contents】 102g (main unit 81g, accessories 21g) ○ Color: Green ○ Size: Width 9.0cm x Depth 8.8cm x Height 20.4cm ○ Materials: Elastomer, polypropylene, silicone (tube) Thank you for viewing.