Pinit POLYESTER (Mylar) Sleeve. 11-3/8x 17-1/2" 4 mil. NO flap. Use Photos, Prints and Posters. Indefinite Storage. SKU: S1117R-A 1Review Add to Shopping Cart Details 11 x 17" Sleeves for Photos, Prints and Posters11-3/8 x 17-1/2" 4 mil Polyester (Mylar). NO flap.Archival. Crystal clear. Passed the Photo Activity T... Details Back Details11 x 17" Sleeves for Photos, Prints and Posters11-3/8 x 17-1/2"4 mil Polyester (Mylar). NO flap.Archival. Crystal clear. Passed the Photo Activity Test (P.A.T.)Indefinite storage. Reviews 5 Back Ratings & Reviews 1 Review 5 stars 1 reviews 4 stars 0 reviews 3 stars 0 reviews 2 stars 0 reviews 1 star 0 reviews Filter By DateBy RatingAll Reviews5 Star Reviews4 Star Reviews3 Star Reviews2 Star Reviews1 Star Reviews There are no reviews available for your selection