P SCROG Kits are available as portables, 2x4s, 4x4s, Smart Kits and screens only. all are adjustable. Our ScrOG system kits allow growers to train plants based on their individual needs regardless of strain, maturity level, health status or any other unique requirement. P SCROG screens are made from transparent polycarbonate resin allowing nearly all light to penetrate and are virtually indestructible. Our kits are made and patented in the USA.