Our multi-purpose muslin quilt blankets are generously sized, measuring 47" x 47" to grow with baby through the toddler years, and are great for tummy time, playtime, and as a stroller blanket. Manufactured at an OEKO-TEX Standard 100 certified factory, you can feel confident that our blankets are free of toxic chemicals and always safe for your baby. Tanboocel is made from bamboo tree pulp through a manufacturing process that uses 99% less water than conventional cotton. 70% rayon from bamboo, 30% cotton.