Sea Grass : A limited edition collection from Caswell-Massey. This collection captures the warm, breezy air of a relaxing summer day with a citrus bouquet, sparking notes of crisp greens, calming florals and hints of cedar and sandalwood. A perfect scent for summer! Hand and Body Wash. A fresh, nourishing gel wash from our limited edition Sea Grass Collection. Be transported to the seashore with a warm, breezy air of a relaxing Summer day. Made from the freshest ingredients, it is the essence of tranquility. Han.