A1,A2,A3,A4 photo frame a4 size 1.For posters promotion frame 2:Simple, easy to set up and carry 3.0. ... 21*0.3M A1,A2,A3,A4 snap poster frame,photo aluminum material frame a4 size Art.NoFLY-SNP-1MaterialAluminum, steelColorSliverN.W/G ... 10 °C and 20°C, and a relative humidity of 50%.(6).Transportation : A1,A2,A3,A4 snap poster frame,photo aluminum material frame a4 ...