Celebrate the holidays in chill style with these comfortable navy blue Peanuts lounge pants featuring festive icons like Christmas trees and wrapped presents surrounding Woodstock and Snoopy designs. Made from lightweight and breathable material, these Brief Insanity pajama pants mimic your body temperature for daytime relaxation or nighttime comfort. With their waist drawstring and roomy pockets, these Hallmark-exclusive loungers make the perfect December birthday or Christmas gift for Peanuts and Snoopy fans — especially paired with a coordinating T-shirt.