GroVia Prefolds are an economical absorbency option for use in your favorite GroVia Shell, cover, or pocket diaper. They are versatile, easy to clean, silky soft and trim. Available in 4 sizes. Sold in packs of 3. GroVia set out to create a prefold from the best materials. With only baby's comfort in mind, they chose a unique blend of rayon made from bamboo/organic cotton, serged with beautiful and durable thread and stamped them instead of adding a scratchy label. Dimensions: *Dimensions listed are before washing and are Approximate. The weight ranges are only estimates and fit may vary from child to child. Amount of shrinkage is determined by stash size, wash routine and use. Size 1: Newborn – 12 x 13 in. / 4-9 lbs (2 x 6 x 2 ply) Size 2: Infant – 14 x 15.5 in. / 7-15 lbs (4 x 8 x 4 ply) Size 3: Infant Long – 15 x 18.5 in. / 15-25 lbs (4 x 8 x 4 ply) Size 4: Toddler – 16.5 x 20 in. / 25+ lbs (4 x 8 x 4 ply) Preparation: Wash warm with detergent and tumble dry, repeating this process 3-4 times before first use (they will continue to gain absorbency with more washing). Washing: remove as much solid matter as possible place soiled diaper in a dry diaper pail – no soaking, please wash every 2 days using a heavy duty cycle on warm or regular hot with full amount of good cleaning detergent tumble dry low DO NOT use bleach, fabric softeners, or water repellent diaper creams Materials: 55% Rayon made from bamboo 45% Organic Cotton