This bee hotel is three untreated pine columns, doweled together as one unit with metal rings on either end holding flower pots. This enables one to grow herbs/flowers right next to the resident bees, providing food for both yourselves and the bees. This unit is 54cm in width, and varnished for longevity with a water based product. The hotel has multiple holes of different sizes based on extensive research into the size of holes preferred by certain species of solitary bee. All hotels come with a brass hooks for hanging, two plastic flower pots, an information brochure and are beautifully packaged.