High quality, robust, rigid clear plastic covers sturdy enough to be used season after season.
A neat, single adjustable vent on the top of the cover allows air to seedlings to help prevent damping off.
6½ inches (17cm) long,
3¾ inches (10cm) wide,
2¾ inches (7cm) deep.
Supplied as a pack of seven.
The image shows the Quarter Cover on top of a quarter seed tray.