Reusable and , suitable for outdoor, can be used 2-3years. Suit for seedling of celery, leeks and other , cucumbers, and other fruits or vegetables using. Use of high quality materials, , mesh size is moderate, very suitable for a variety of soilless cultivation equipment. Top outer circular edge or block edge design, the basket can be placed in the pipe, it more steady. Sponge block cut openings for easy clip seedlings, nursery.