Florida Shells and Gifts Florida Shells And Gifts 4 Lbs (About A Gallon) of Large White Wedding Shell Mix Seashells Beach Cottage Wedding Decor BULK 4 lbs (One Gallon +) Genuine Large Size White Wedding Shells Size range: about 1" - 3" Great for Nautical Beach Decorations, Aquarium and Shell Crafting. Perfect for Beach Themed Weddings. Please keep in mind that all of our seashell products are 100% natural and can vary slightly from the picture in size and color. We will match the shells in the picture as close as possible.