Oakiwear Kids' Trail Rain Pants | Black, Yellow, Blue, Purple, Hot Pink, Orange, Green, Navy Blue 240T Pongee fabric with a transparent TPU membrane for durability. Fully taped seams. Elastisized waist for incredible comfort and easy to slip into. Waterproof rating of 10,000mm, breathable 3,000mvp. And of course they are 100% PVC & PU (Poly Urethane) free!