"Friends who chronically misplace their trail sunglasses will appreciate the Meridian Thermal Beanie, which has small slits near the temple to comfortably keep shades steady. For those with long hair, a concealed ponytail hole is another clever bonus. This soft, breathable microfleece-lined cap can be worn alone or under a hat or helmet, has reflective details, and comes with a UPF 50+ rating." — Backpacker Sleek and contoured for a snug fit, the Meridian Thermal Beanie offers insulated protection for a wide range of temperatures. Made from lightweight, four-way-stretch, breathable Italian fabric, this beanie has a soft, buttery feel and fits well under a helmet, rain hat, or cap. Double-layer, hollow-core microfleece provides extra insulation around the ears and forehead. Dual position Sunglass Lock™ keeps shades in place on your face or head. Features & Specs Four-way stretch, breathable fabric Hollow-core microfleece insulated lining Sunglass Lock™ keeps glasses in place Dual position sunglass lock (store or wear) Reflective details Under hat/helmet compatible Concealed ponytail opening Crushable design is travel-friendly UPF 50+ sun rating US Patent 10,123,581 Italian-sourced fabric Weight: 1.46 ounces/41.5 grams