About this 3D model

My seeding pots did not come with watering trays, so I designed these trays to hold four pots in place and make it possible to bottom-water them. These are the pots the tray is designed for: https://www.amazon.com/gp/product/B01N7QROQQ/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1