This is a small and light guidebook designed to fit in the lid of your day sack. But it still has extensive coverage of 100 of the best mountaineering routes in North Wales, the Lake District and Scotland. It collates some of the countrys best low-grade winter climbs and creates the ultimate checklist for aspiring climbers. It has full-page photo topos, useful logistical information and plenty of historical background about the role of these influential climbs.