Should be used as your Honey Supers or add to your hive until you are ready to extract honey. Based on the 6-7/8 in 10 Frame Langstroth and made from USA Ponderosa Pine with minimal knots, grade 2 or better, this box works with any Langstroth hive. Handle grips on four sides facilitate easy handling. Frame rest lip included. Recommend assembly shortly after delivery to ensure product quality. Dimension of 16-1/4 x 19-7/8 x 6-7/8 in. Assembly required and assembly instructions enclosed.