BESPORTBLE 3 Pairs Earmuffs Earphone Metal

Portable helmet adapter: featuring a sleek rail design that fits most headphone sizes and materials.
Outdoor supply: with its noise-canceling technology, it can bring you good use experience.
Headphone holder: hanging design that frees up desktop space for other items, very practical and convenient.
Daily use helmet adapter: its unique rail design enables it to accommodate a wide range of headphone sizes and materials.
Outdoor helmet rail: provides a secure and stable hold for headphones. lightweight and easy to install on helmets and desks.