20 Thirsties Stay Dry Duo all in two reusable cloth diaper insert, size one (6-18 lbs), washed but never used - excellent condition Upper Insert – 100% Polyester, Bottom Insert - 55% hemp, 45% cotton Made in USA For an easy-to-use, all-in-two diaper, pair with our Duo Wrap Stay Dry Duo Insert - The top insert of this two-insert system is constructed of two layers of fast-absorbing microfiber terry and topped with our stay-dry, stain-resistant microfleece. Bottom (2nd) insert of all three options consists of 5 layers of our super-absorbent 55% hemp - 45% organic cotton jersey. Easy to clean, quick to dry Extremely absorbent while maintaining a trim and comfortable fit