Graham Medical Economy Tissue-Poly-Tissue Exam Gowns. White or Blue, 30" x 42". A step above 3-ply tissue gowns, these knee-length gowns contain a thin layer of poly buried between the soft tissue layers. These exam gowns offer additional strength and fluid resistancy. Front/back opening. 50/Cs. Priced per case. See "options" above for colors.