Sky Blue Large Yearly Undated Dry/Wet-Erase Calendar 38 in. x 58 in. with monthly January -December listed (MA) Dry AND wet erasable! The best of both worlds. :-) Markers will not ghost or stain. Our special film surface performs better than all of the others Heavy high quality Poster stock with the best erasable surface available. Recyclable! We make the only erasable calendars that can be recycled with household waste 38 x 58 Poster. Date blocks are 2-/1/2" wide X 1-1/2" tall