Contains 10pcs 73*40mm sponges, suitable for 70 / 80 hydroponic basket. Nursery sponges provide you with long-lasting moisture Timing watering only nutrient solution No need to add soil to the cultivation of organic green vegetables Can be widely used in greenhouse cultivation, vegetable planting base. Name: 73 Seedling Planted Sponge
Material: Sponge
Colour: White
Size: 73 x 40mm Net Weight: 45g