Engel's organic merino wool fleece is lightweight, soft on the skin and deeply insulating. Merino wool is breathable, warm, absorbs moisture and is smooth to the touch, making it the perfect layer for year-round outdoor play in your fairechild gear. Super soft, this wool does not itch and is finished with an adjustable rib waist band. This is the ultimate interlayer with a base layer and fairechild's waterproof shell. Engel is generously sized, we do not recommend sizing up in this style. Made in Germany with Organic Virgin Merino Wool. GOTS Certified CARE Wool garments are naturally antibacterial and do not retain dirt or odours quickly, so you do not need to wash these garments frequently. Woollens are best cleaned with wool shampoo by hand and with cold water and laid flat to dry. If preferred, this garment can also be washed in the machine with lukewarm water (30 C) on a delicate or wool wash setting with, a short spin on the lowest setting.