Features: 1. Perfect size for seedlings starting. Bottom and side holes help soil drained and ventilated for healthy roots. 2. It has the functions of heat absorption during the day, heat preservation and root protection at night, water retention during dry season. 3. Made of thick plastic, durable, solid, no easy be broken. 4. It is convenient for centralized cultivation and transplanting, and significantly improves economic efficiency. It is widely used in agricultural cultivation of flowers, vegetables, fruits and so on. 5. Sturdy and lightweight, reusable, perfect for seedling starting and small potted plants cultivation. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow 1-3cm deviation due to manual measurement. Specification: Type: Seedlings Starter Pot Material: plastic Model and size: 21 x 17: 17x14cm 21 x 21: 18x18cm 23 x 18: 18x15cm 26 x 21: 22x18cm 28 x 25: 23x21cm 30 x 28: 25x22cm 30 x 30: 25x25cm 35 x 35: 30x30cm 36 x 30: 35x25cm 40 x 35: 35x30cm 50 x 50: 42.5x42.5cm Qty: 50/100pcs optional includes: Choice 1: 50 x Seedlings Starter Pot Choice 2: 100 x Seedlings Starter Pot