Kaituna Watertight Map Case - This high quality map case from Aquapac has a heavy duty redline zip seal to make it easy to use and the tough vinyl construction makes it durable enough to stand up to the wildest conditions outdoors. Rainproof and dirtproof, it has an ultra-clear polymer front for an unimpaired view of maps and charts. It is much more durable than most other map cases and features an eyelet at each corner for easy attachment to bike, canoe etc. 360mm long x 255mm wide Fits Ordnance Survey maps Supplied complete with carry cord

Grain Size Card - This pocket sized laminated card has sorting charts, roundness index and percentage area information for use when looking at sedimentary rock and percentages of minerals in rocks. Card size 7cm x 11cm

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