The Ergodyne N-Ferno 6803 reflective rib-knit winter hat is designed for warmth, comfort, and style. Made with 100% stretchable and soft rib-knit acrylic for a snug, cozy fit that keeps cold out, plus a 3" folding cuff for added warmth around the ears. A 360-degree reflective stripe around the hat provides reflectivity for added protection and nighttime visibility to keep wearers safe and seen. The reflective stripe is sewn directly into the hat to reduce tears and rips when being stretched or worn. One size fits most, this winter hat is perfect for those working in low-light environments or at night in construction, transportation, warehousing, refrigerated areas, and more. It can also be worn for weekend activities such as hunting, climbing, running, cycling, and skating. Made of 100% stretch rib-knit acrylic with a gray reflective stripe. Size: 9"H x 14. 5"Dia. Perfect for those working in dimly lit environments or at night in construction, transportation, warehousing, cold storage, and other areas. 360-degree reflective stripe helps keep the wearer seen and safe. Features a 3" folding cuff for added warmth around the ears. Bump cap compatible. One size fits most. Can also be worn for weekend activities such as hunting, climbing, running, cycling, and skating. ⚠ WARNING: California Proposition 65 Warning. This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www. P65Warnings. ca. gov.