The Grubs Fenline is a totally waterproof wellington boot that can be used in temperatures between -10º C to +30º C in total comfort. This classic field boot is ideal for most work or leisure activities. Designed with a TREDZ sole pattern and Hard Toe feature, the Grubs Fenline is the perfect field boot for agricultural use. A typical customer for these boots would be Farmers or Vets as the sole gives superior grip over a range of surfaces and situations. For ultimate comfort whilst wearing these boots there is a 6mm Nitrocell foot-bed that provides both comfort and warmth. The uppers are a composite of a Super Dri lining, a 5mm insulating foam layer and a tough texturised nylon outer layer, complete with a 2mm layer of rubber that extends over the foot and half way up the boot. So if you work outdoors in harsh conditions, the Grubs Fenline is certainly the boot for you.