5 Medium Large Sea Shells Natural Seashells - For Beach Crafts Nautical Decor Hermit Crab Growth Shells HCSA21 All Natural Seashells By AG - Assortment Of 5 Medium Large Sea Shells Natural Seashells HCSA21 Sea shells measure ~1 1/4 - 1 3/4" wide. Mouth openings measure ~1/2 of the shell size Excellent for aquarium decorations, beach crafts, nautical decor, wreaths, centerpieces, vase fillers, etc Also nice homes for pet hermit crabs All natural wood/floral/seashells will have imperfections and may have slight variations in size/color as they appear to in nature! Please check size to make sure they fit your purpose!