Cold ears be gone! Made from lightweight, four-way-stretch, breathable Italian fabric, this earband adds extra insulation without adding bulk, so you can easily layer under or over a cap, rain hat, or helmet. Crushable and super travel friendly, with dual position Sunglass Lock(TM). Features & Specs : Four-way stretch, breathable fabric Hollow-core microfleece insulated lining Sunglass Lock(TM) keeps glasses in place Dual position sunglass lock (store or wear) Reflective details Crushable design is travel-friendly UPF 50+ sun rating Italian-sourced fabric Weight: 1 ounces/28 grams Care & Contents : Fabric content: BODY: 57% NYLON, 28% POLYESTER, 15% SPANDEX, EXCLUSIVE OF DECORATION Washing and care instructions: Hand wash cold, line dry. Do not bleach, iron, or dry clean. Packing instructions: Crushable