We have different sizes of the foundation, such as 19.5CMx40,21CMx41CM,etc. beeswax comb foundation for exportmade from high quality beeswax to encourage your bees to draw comb as quickly as possiblemade from high quality beeswax, which creates a very strong ,all wax foundation which the bees use to speed the drawing of the new comb beeswax comb foundation for export