Button closure.Hand Wash Only.The beanie hat is made of cozy acrylic knit, with a lot of elasticity. The mask is two layers, the knitted outside layer and cotton lining, warm and breathable.The face masks features with washable, reusable, adjustable stretchy strap for fitting, the nose and mouth convex design, so you can breathe freely. The back of the beanie hat is sewn with two wooden buttons, for decoration or holding the mask if you need (may be tight).Unisex, stretchy and elastic, One Size fits most men and women. Size information: Hat Circumference: 22-23.6″(56-60cm), Height: 8.3″(21cm) Mask width: 7.8″(20cm), Height: 5.5″(14cm). Hand wash is recommended for the face mask.The knitted beanie hat and face mask set is the fashion ornament and practical winter accessories. This 2 in1 winter set pairs well with your autumn and winter clothing. You can use this beanie hat and face mask set together or separately as you will. It will keep your head, ears and face warm as well as provide a security defense.These warm stretchy 2-Pieces hat mask set can cover your head, ears and face with warmth and windproof, protect you from fog, vehicle exhaust, etc. Enjoy your good time during daily life, school, work, jogging, hiking, camping, cycling, running and other occasions. This is a good choice as gifts for family and friends.