Good Air Permeability:bottom of each planting bag has a small hole design, root can absorb fresh air well, and promote root development. Material: thickened seedling bags are made of plastic,which can retain water,prevent fertilizer from flowing out,and better protect our plants.environmentally friendly and pollution-free, with good flexibility and is not easy to break when pulled. Package Included:You will get 100 Pcs plastic Plant Grow Bags,it is large quantity to meet your daily needs. Wide Applications:plastic nursery bags are Widely used in nurseries, gardens, seedlings, flowers and various fruit trees. No need to take off bag when transplanting, improve survival rate of plants, is tomato, vegetables, fruits, green pepper, fruit seedlings, strawberries and so on seedlings of best. Easy to Use: The Seedling Planting Bag includes pre-punched drainage holes that easily stand upright when filled with soil.