Heavy Duty Ground ver weighs 102 gra per square metre; Sold by linear metre or in Saver Packs of 10m, 25m, 50m and 100m; Suppresses weeds – ideal under decit, patios and paths; 250mm grid lines to help placing plants; UV stabilised and will last up to 6 years in direct sunlight in the UK and Europe; Ground ver is porous due to the woven fabric