Multiple Functions: Each nursery sponge is divided into 8 sections to support seed germination and root development, helping reduce labor in appropriate applications. High-Quality Materials: Made from high-quality EVA sponge, these garden clone collars are soft, durable, breathable, reusable, and water-resistant, promoting plant safety and healthy growth. Perfect Size: Each pack includes garden clone collars measuring 48mm in diameter and 19mm in thickness. Designed to fit securely in 2-inch net cups. Seed Nursery: Ideal for flower and vegetable seed starting, as well as concentrated nursery setups. Easy to manage, move, and transport. Transplanting without root damage promotes fast, uniform seedling growth. Widely Used: Suitable for hydroponic plant germination in DIY nursery trays and cloning systems. Works effectively with commercial cloning machines and dedicated nursery containers. Name: Vegetable Planting Sponge Block Garden Clone Collars Function: Designed for seed germination, hydroponic plant propagation, and hydroponic vegetable growing Color: Black Material: EVA Size: 48mm x 19mm Package Contents: 120 x Planting Sponges Note: Light reflection and display settings may cause slight variations in color appearance. Measurement may vary by +/- 1-3cm.