Allbirds Size 5 5.5 Blue Merino Wool Runner Up mizzles Trainers RRP £135

Great trainers, only lightly worn. Mid blue merino wool upper. Cost £135 new. Uk size 5 - 5.5. Website says - Our wet-weather high top is made with ZQ Merino wool and a bio-based water repellent shield, so your feet stay dry and cosy no matter what the day brings. Best For: Walking, traction, water-repellent protection Super Soft Material: Warm and cosy premium ZQ Merino wool provides next-level comfort Natural Innovation: Durable, water-repellent finish helps keep shoes from getting soggy

eBay