SK Hat shop Winter Warm Pretty Open Weave Knit Beret Tam Beanie Skully Hat Ski Cap Fabrication: 100% Soft Acrylic Size: One size for ladies and teens , (Head measurement: 55 cm, 21-5/8", Size 6-7/8 - 57 cm, 22-3/8", Size 7-1/8) will stretch Flat measurement: 10-3/4" across