New 2-way zipper for easier diaper changes. For added comfort, there's a flap of fabric inside the collar to cover the zipper and protect the baby's sensitive skin. MEDIUM-WEIGHT INTERLOCK (Interlock is a knitting technique that sandwiches 2 layers of jersey and results in a smooth surface on both sides, inside and out.) 100% Pima Cotton With the longest cotton staple in the world, Pima cotton is luxuriously soft, washes great, never pills, hardly fades, and lasts practically forever. HANDCRAFTED IN PERU. We produce no garments in China or anywhere in Asia. All of our suppliers in Peru use Fair Trade practices. Satisfaction guaranteed! Order with confidence. Feather Baby makes the most beautiful baby outfits in the world.