The White Reverse Tuck Folding Mailers - 3 x 3 x 10 are the ideal solution for your small shipping needs. Crafted from sturdy white fiberboard, these mailers offer a clean, professional look while ensuring the safe delivery of your products. The reverse tuck design provides secure closure with a pye-lock tuck for added protection. These mailers ship to you flat, optimizing storage space and assembly is quick and easy, making them a convenient choice for businesses of all sizes.