Thank you for viewing! The following is quoted from the sales site: 【TELESIN Official】 Necklace Mount POV Mount GoPro Accessories Neck Hanging Phone Holder Ultra-lightweight Convenient Made of food-grade silicone, flexible, freely shape-changing, multi-angle adjustable, lockable, drop-proof, durable Hero 13-5 Black/Osmo Nano Action 3 4 5 PRO/insta360 X5 X4 X3 GO3 Ace Pro 2/iPhone/Android compatible 【Upgraded Version】 Made of high-quality silicone, it is lightweight, durable, flexible, stretchable, not easily broken, and has excellent wear resistance. 【Comfortable and Lightweight】 This product has a large diameter and does not feel tight when worn. It is convenient to carry. The outer surface of the silicone has a special oil treatment that feels good on the skin, is smooth, and effectively reduces the effects of sweat and rain. The contact points on the neck have non-slip uneven patterns to fit the skin of the neck perfectly, while keeping the silicone tube stable and preventing it from slipping off. 【Expandable Design】 Applicable to GoPro, Insta360, DJI Osmo Action, Campark, AKASO and other sports camera players, it displays what you see from your neck or chest in photos and videos. Freely shape-changing, quick release. Suitable for travel, mountain climbing, walking, fishing, riding, skiing, paragliding, and vlogging POV shooting accessories. 【Horizontal/Vertical Shooting Design】 With horizontal/vertical shooting attachment mount, you can shoot horizontal and vertical videos with your action camera. The 128g ultra-lightweight design is lighter than the general 176g product, effectively reducing fatigue during shooting. You can record better videos. ※ This item is a beautiful/like-new item. We have checked it, but since it is stored at home, there may be inconspicuous minor deterioration even if it is a new, unused item. Thank you for your understanding. If there is a problem, please contact us via the transaction message before the receipt evaluation. ☆ Immediate purchase is welcome ☆ We plan to ship via Mercari ☆ Please note that the time I can check/reply to comments varies depending on the day.