Wool Reversible Longies with Oval Knee Patches (Double Layer) - Multiple ColoursDouble layer reversible diaper pants Breathable Absorbent Elastic Keeps baby's skin dry and warm Double layered Foldable ribs Finnish design Merino wool allows moisture to evaporate, reducing dampness, and aids the maintenance of optimal skin temperature. Lanolinising makes wool both water resistant and self cleaning. Not even advanced modern technology can replicate the comfort, durability, softness and security that wool offers. All seams are sewn