Silicone Earplug Lanyard With Magnetic Holder Lightweight Anti-Lost Strap Suitable For Kids Adults Sleep Work Swimming gray.Origin : China Earplug Lanyard With Magnetic Tensile Safety Rope Ear Plug Holder Flexible Silicone Earplug Link Suitable For Detachable Earplug Features: Flexible Silicone - The Lanyard Is Made With Premium Grade Silicone That Is Soft And Comfortable Yet Durable And Very Flexible; This Lanyard Is Made To Last Long And Retain Its Shape No Matter How Many Times It Is Stretch