Features: Lightweight, portable, you- can take it everywhere- you go and keep it in place around your neck, in- your pocket. Using- high quality silicone material, non- toxic, ecofriendly, sweatproof and durable-. It is super lightweight, feels great on your skin.you'll even feel nothings. The soft neck strap provides-a soft touchand makes you feel comfortable when wearing it . Just put the device into the hole of this anti-lost belt, and it-can be used safely. Put- it on your neck, in- your pocket or wherever you can hanging it, without worrying about your wireless earphone falling or missing. Specifications: Material:Silicone Length:Approx.75cm/29.52inch For WF-C700N C700B Color:Black/Blue/Apricots Color Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1x Wireless Headphone Cord Rope