Chester Grey 3 in. x 12 in. Ceramic Subway Wall Tile (5.93 sq. ft. / Case)California residents 5. 93 square feet, 22 pieces per case. Case weight is 18. 70 lbs. Grade 1, first quality ceramic tile for wall use 3 in. width x 12 in. length x 0. 4 in. thick Glazed smooth finish with a high sheen and slight variation in tone P. E. I. Rating 0 is suitable for walls and residential use only Semi Vitreous flooring has water absorption of more than 3% but less than 7% for indoor use Wall tiles are not C. O. F. rated Not frost