Using viscose derived from bamboo material this baby pajama fabric is incredibly soft breathable and moisture wicking ensuring comfort in all climates ideal for babies and sensitive skin. Our baby sleepers are certified and safe fabrics tested against over 1000 substances for highest standards and the premium threading ensures no loose threads offering a scratch free and irritation free experience for your baby. These pajamas come with convertible mittens to keep your baby hands warm and protected from scratches and non slip footies provide added grip and stability for little movers. Featuring a diagonal double zipper you can easily change diapers without disturbing your baby sleep and the zipper runs smoothly from neck to ankle and includes a protective flap to prevent irritation to your baby delicate chin. The baby pajamas are designed with timeless unisex color and are machine washable staying soft and maintaining their shape even after countless washes.