Sams outdoor storage box. Are your kids toys taking over the yard. Founded by sam walton in 1983 with a mission to provide customers with quality products at unbeatable prices sams club is a membership warehouse club for everyday shopping thats owned by nationally known retailer walmart. The attractive multifunctional design of keters 150 gallon rockwood deck box makes it the perfect outdoor storage solution and much more. Want to beautify your yard and get more organized at the same time.