60 cell rigid trays, good value

[charles]

 This link should take you to the trays I use

http://www.amazon.co.uk/60-Cell-Plug-Tray-3/dp/B004ORX05W%3FSubscriptionId%3DAKIAJGH22R74RS37SYSA%26tag%3Dsupapricouk-21%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3DB004ORX05W

They are rigid plastic, 60 holes. Gardman also make trays with larger plugs/cells/modules of 40 holes per tray.