Ready To Use High Quality Jointing Mortar - Simply Brush In, Can Be Used In Any Weather Ideal For Jointing Paving Slabs, Cobbles & Natural Stone Joint Depth 25mm, Joint Width Minimum 3mm to 30mm Resists Weeds Growth, Permable For Water Drainage Cement Free, Non Staining and Frost Resistant. Joint-It Simple - Extra Large 20kg Tub - Simply the best Ready to use paving jointing mortar, ideal for jointing paving slabs, cobbles and natural stone. Rain or shine Joint-It goes in fine. Ready to use from the tub, no mixing, no second part to stir in, just open and use, simply brush in.