This pattern is tried and true- I used it for 5 years in my cloth diaper business- ittybittybums.com This pattern fits- 10-35 lbs. Options include snaps, hook and loop, turn and topstitch or fold over elastic finishes. Fabrics needed include: PUL (waterproof fabric), absorbent fabric, such as bamboo fleece, cotton, or hemp, microfleece, and other notions- snaps (size 20 recommended), hook and loop tape, 3/8 in elastic, 5/8-1 in fold over elastic, polyester thread. This diaper has been used around the world as I produced and sold the finished product in my diaper shop for 5 years- it is slim fitting and excellent at containing leaks- even overnight. Pattern includes excellent pictures and instructions easy for all sewing abilities. Get ready to make your baby some cute fluffy diapers!! BASIC SKILLS NECESSARY basic sewing skills SIZING / FINISHED MEASUREMENTS One size- fits 10-35 lbs.