These hats are made from fleece and interfacing in the ears, but still allows for some floppiness and do not stand up (sorry but I do not offer this option). ⫸ Perfect for: fans, cold weather, costumes, or conventions. Very warm! ⫸ Size: Fits anyone age 5+, one size fits most. Circumference about 24-25 in.⫸ Care instructions: I recommend hand wash but should be fine in machine wash cold. ⫸⫸Yellow is the only version not made when ordered.All hats are made in a smoke-free, pet-free environment. A Sewing Machine Crafts, Cold Weather Costumes, Weather Costumes, Cat Ears Hat, Map Decal, Bunny Hat, Fleece Hat, Hat Ideas, Happy Spring