Decorative Pebbles from Millbrook, providers of decorative stones & gravel in Ireland. For a variety of garden pebbles and gravel, call us at 01 287 5016. Decorative Stone, Garden Pebbles & Gravel in Dublin Please note: You are currently browsing img decorative pebbles and cobbles oyster pearl bulk bag that is 999x867px in size. This image is listed in decorative garden pebbles uk category. Decorative Stone, Garden Pebbles Gravel in Dublin, 999x867 in 428.35 KB.