to learn about Hestra sizing. Hestra keeps those little hands covered with the Baby Zip Long. Performance mitten that offers extended coverage. HESTRA Micron upper delivers windproof waterproof protection while maintaining breathability. PU digital palm panel. Scotchlite reflective logo for added visibility. Side zipper for easy on and off. Pull strap with adjustable hook loop and fastener. Attachment point for safe storage when not in use. Bemberg lining. Primaloft insulation is a soft down-like polyester that is both warm breathable and water resistant. Hestra children size guide : 1-2 years old: size 1 2-3 years old: size 2 3-4 years old: size 3 4-5 years old: size 4 5-6 years old: size 5 7-8 years old: size 6 Shell: 100% polyester Palm: 100% PU. Imported.