4X8 2-Rail Cedar Color Raised Bed Garden Kit Extend your growing season - use less space, water, fertilizer, and improve soil conditions. The Orcaboard Lifetime Raised Bed Garden Kit is maintenance free, and non-toxic. Conveniently packaged for UPS delivery and assembles in less than 10 minutes. The Orcaboard Lifetime Raised Bed Garden Kit is available in two standard sizes - 4x4 & 4x8. Standard depth is 11", Top Rail is not included.