With over 1, 500 sizes available Boxes Fast offers a large variety of packing boxes to choose from. Boxes Fast BF28620FPFOL flat screen TV cardboard moving and shipping box 28 x 6 x 20 inch (L x W x H) fits TV sizes from 23-26”. cartons are printed with fragile warning and this side up arrows. Fol – full-overlap flaps on the top and bottom of the TV corrugated box provides extra support. Boxes are sold in bundle quantities, and are shipped flat to save on storage space and reduce freight cost. Corrugated cartons come in the standard Kraft color, and are made of recyclable cardboard. Listed dimensions refer to inside usable carton space.