Polarn O. Pyret Merino Wool Thermal Leggings (6 Mths - 10 Yrs) - 8-10Y - Medium Blue - Available at M&S
Crafted from warm and breathable merino wool, these thermal leggings from Polarn O. Pyret are an ideal base layer for cold weather adventures. They're designed with an elasticated waist and and stretchy cuffs for a flexible fit. The wool is naturally moisture-wicking and temperature-regulating for cosy comfort.