HIGH QUALITY - Gardening post accessory stand DIY accessories are made of plastic material, designed to withstand impact and resist cracking or breaking. PACKAGE INCLUDED - This set includes 15 garden post accessory holders with a 16mm diameter, compatible with PVC or metal pipes with an outer diameter of 16mm. The set features four types of connectors to meet various greenhouse construction needs. 4 TYPES - Includes right angle tee, cross connector, tee connector, and right angle bottom connector. These construction connectors are lightweight, portable, and easy to store. STABLE SUPPORT - These gardening post connectors provide stable support for greenhouses, offering durability in strong winds and rainy conditions for reliable performance. WIDE APPLICATION - Ideal for securing garden frame poles, supporting greenhouse films, connecting sun protection poles, building pergolas, and assisting climbing plants such as tomatoes. Suitable for use in pergola and greenhouse frame construction.