Two layers of ultra-soft 70% rayon from bamboo/30% organic cotton fleece give you the ultimate in comfort and absorbency! Fold this approximately 12" x 15" insert into thirds and you get six layers in the soaker zone. Use this insert in an AppleCheeks Envelope Diaper Cover. Rayon from Bamboo is perfect for the heaviest wetter as it retains twice as much moisture as cotton alone for its weight! Rayon from bamboo's antimicrobial properties make it the healthy choice for your baby's bottom. Rayon from Bamboo is the cloth diapering choice!