Ordnance Survey Cambridge, Royston, Duxford & Linton - OS Explorer 209 Map Size:One Size the lid has strainer holes

the lid has strainer holes to make draining liquid easier

Made from a tear and water-resistant nylon ripstop

The Rivet is constructed in an air permeable Polartec Power Stretch fleece with Hardface technology

whilst its low-profile design is easy to layer

Ordnance Survey Cambridge, Royston, Duxford & Linton - OS Explorer 209 Map Size:One Size the lid has strainer holesHowever remote the terrain, Ordnance Survey maps give you the accurate, detailed information you need to navigate safely. Rights of way, fences, permissive paths and bridleways are clearly shown, ensuring you have the best information to get the most out of your time in the countryside. These are the map of choice for many walkers, climbers, off road cyclists, horse riders and anyone involved in outdoor activities.