The simple zip system ensures easy access to your crops for watering, harvesting and caring for them. Easy assembly 3.5mm polycarbonate for maximum insulation safety shatter proof material great for heat retention over winter ventilation post so that plants can breathe fully opening lid for easy access can be used with a small classic veg trug or directly on the ground the veg trug small cold frame is manufactured from 100% fsc certified cedar wood and excellent quality 3.5mm polycarbonate. It provides maximum insulation for plants and has great heat retaining qualities. Compatible with the small classic veg trug, it can be used directly on the ground over a flower bed. The cold frame is perfect for keeping your plants warm in the colder months, providing optimum growing conditions for an increased crop yield and extended growing season. The top quality polycarbonate is safety and shatterproof. It also features a ventilation post, ensuring that your plants can breathe and grow naturally in the best conditions. Easily assembled from a flatpack and features a fully opening lid, making watering and tending to your plants simple and fuss free, with no heavy lifting involved to remove the cover. Please note the planter is not included, and this product is not compatible with the wall hugger veg trugs.