Alpha Industries Women's N-2B Hooded Waist Length Parka 100% Nylon Imported Dry Clean Only The parka features contrast lining with a polyester fill. The n-2b has the alpha signature zippered utility/pencil pocket on its sleeve. Water-resistant jacket Knit waistband and cuffs make this snorkel parka great protection against the elements. Fabric type: 100 percent nylon; shell: 100 percent nylon; lining: 100 percent polyester fill