Ladbrooke Hand-held Mini 4 Soil Blocker with New Handle is Easier on Hands! Genuine Ladbrooke "Mini 4" soil blocker is the most popular size worldwide. Part of the unique Micro / Mini / Maxi "nesting system" for starting seeds and transplanting starts. Essential organic gardening product; easy to use, and re-useable for years. This eco-friendly systems saves on plastic pots. Most popular size....makes four - two inch soil blocks. Zinc coated steel will last for years. Made by Ladbrooke - makers of the highest quality products!