Babee Greens Pull-Up Woolies are pull-up style wool diaper covers made for overnight use and potty training. They pull up like shorts and offer a higher rise. Made from two layers of Oeko-Tex 100 certified Merino Wool, they absorb moisture, remain breathable, contain natural lanolin and require hand washing and periodic lanolizing. Key Features Pull-up style that pulls up like shorts for easy use Designed for overnight use and potty training Higher rise to provide fuller coverage Made from two layers of Oeko-Tex 100 certified Merino Wool Absorbs up to 30% of its weight in moisture Breathable and naturally anti-bacterial from lanolin Hand wash and lay flat to dry; periodic lanolizing needed Details Sizing Chart: Small 0, 6 months 8-18 lbs. Medium 6, 12 months 15, 25 lbs. Large 18, 24 months 20, 35 lbs. Materials: Two layers of Oeko-Tex 100 certified Merino Wool Care: Hand wash and lay flat to dry. Periodic lanolizing is needed for optimum absorbency. Benefits: Highly absorbent; absorbs up to 30% of its weight in moisture. Breathable. Contains natural lanolin creating a waterproof barrier. Naturally anti-bacterial. Elasticity for a good fit. Use: Overnight and potty training How to Use and Care Hand wash Lay flat to dry Periodic lanolizing needed for optimum absorbency Who It Is For Suitable for babies needing overnight protection or potty training and parents seeking a higher rise pull-up cover. Frequently Asked Questions What sizes do Pull-Up Woolies come in?They come in Small 0, 6 months 8-18 lbs., Medium 6, 12 months 15, 25 lbs., and Large 18, 24 months 20, 35 lbs. What are Pull-Up Woolies made of?They are made from two layers of Oeko-Tex 100 certified Merino Wool. How do I care for these wool covers?Hand wash and lay flat to dry. Periodic lanolizing is needed for optimum absorbency. Why choose wool for a diaper cover?Wool absorbs up to 30% of its weight in moisture, remains breathable, contains natural lanolin that creates a waterproof barrier, and is naturally anti-bacterial.