An assembled 9 1/8" x 19" Groove Top Bar Frame with DOUBLE WAX Coated Puracell Foundation from Premier Bee Products--. Color may vary: Black or Yellow Our deep assembled frame combines all the benefits of Puracell™ foundation with the highest quality frame in beekeeping. Sturdy, select-grade white pine is joined by waterproof Hivebond™ 4000 wood glue and six staples to remain resilient for years to come. Puracell™ foundation’s true-to-nature cell pattern and 100% capping beeswax coating prompts bees to draw comb faster than any other foundation. Plus, virgin, FDA-approved plastic withstands any warping, blowouts, or breakages. Frame ships fully assembled with foundation. Dimensions: 19” x 9-1/8” Product weight: 1.0 lbs Foundation cell size: 5.3 mm Color options: May vary, black, yellow, or white Wax coat: Two coats of pure, rendered capping beeswax from A.H. Meyer & Sons Lumber: Select-grade eastern white pine Plastic material: Virgin, food-grade plastic (BPA-free) For use in 9-5/8” hive bodies Made 100% in the USA What grade of lumber is used in your frames? We use only select-grade eastern white pine for our unassembled and assembled frames. What is the cell size of Puracell foundation? 5.3mm, which is standard-sized. Does Puracell foundation have more cells? Puracell has up to 10% more cells per sheet than standard foundation. This is due to its 36% thinner cell wall, not a smaller cell size. How many coats of wax are on the double-waxed foundation? Two. Does the wax contain 100% beeswax? Yes, the wax coat contains 100% pure capping beeswax — the freshest beeswax available. There are no additives in our wax.