Discover 25 natural concave oyster shells (4"-5"), thoroughly cleaned and ready for inventive projects. ​​Ideally suited for​​ painting, jewelry box creation, and decoupage art. Each large shell offers deep concave surfaces as ​​prime canvas areas​​—perfect for resin art, holiday ornaments, or refined vase accents. Unleash imagination: transform into coastal-themed wedding decor, Xmas hangings, or unique craft boxes. Raw textures ensure superior adhesive grip for durable home displays. Note: Natural variations include minor surface roughness or fragments.