Happy Planter Walk-in Portable Greenhouse Cover, 56" x 29" x 77" Cover dimensions - 56" x 29" x 77" (L x B x H) Strong and durable cover - can we be used with walk-in grow house models from Happy Planter, Grow and other brands Increases plant growth and protection; Ideal for seed propagation Anti UV PE Mesh cover with full length roll up zipper