JoJo Maman Bebe Baby-Boys Newborn Striped Long Johns Plane 78% Cotton, 20% Polyamide, 2% Elastane Imported Machine Wash 78 percent cotton, 20 percent polyamide, 2 percent Elastane Really useful knitted long Johns that fit perfectly over nappies. Plane design to bottom adds a cute extra feature Beautiful design for a newborn gift, with matching hat available Machine washable at 40 degrees