N'Ice Caps Little Boys and Baby Sherpa Lined Fleece Flap Hat Mitten Winter Set Brimmed hat with full ear flap Polarfleece shell and super soft fleece lining Elastic back helps fit a growing child Matching mittens same fleece construction Infant size mittens up to 18 months do not have thumbs; all larger sizes the mittens have thumbs 3-6 months 6-18 months 2-3 years 4-7 years Double the warmth Double the wind protection Naturally water resistant, and stays warm even if the outer layer gets a little wet Hook and loop chin strap is easy to apply and works well to keep the hat on when playing outside, or bundled up in a stroller A little bit of elastic at the wrist helps to keep these mittens from wiggling off Full length ear flaps to keep ears protected from the wind and cold