Expanding Envelopes

Kraft Expandable Envelope 250, 9 x 12 in. Supremex 291047 (430-6720320FSC) $194.73 /bx (Disc. 55%) Retail price $431.59 /bx	Kraft Expandable Envelope 250, 10 x 13 in. Supremex 291039 (430-6820320FSC) $208.54 /bx (Disc. 54%) Retail price $455.89 /bx	Kraft Expandable Envelope 250, 9-1/2 x 15 in. Supremex 516880 (430-8420320FSC) $381.70 /bx (Disc. 57%) Retail price $885.79 /bx