Expanding Envelopes

Kraft Expandable Envelope 250, 9 x 12 in. Supremex 291047 (430-6720320FSC) $170.47 /bx (Disc. 53%) Retail price $359.49 /bx	Kraft Expandable Envelope 250, 10 x 13 in. Supremex 291039 (430-6820320FSC) $181.59 /bx (Disc. 52%) Retail price $379.59 /bx	Kraft Expandable Envelope 250, 9-1/2 x 15 in. Supremex 516880 (430-8420320FSC) $334.14 /bx (Disc. 55%) Retail price $738.19 /bx