Self-sealing Envelopes

Tyvek® Expansion Envelope 100, Open-side., 10 x 16 x 2 in. (100) Business Source 1053008 (531-BSN65804) $2,279.79 /bx Net price $1,090.79 /bx	Tyvek® Open-End Envelope 100, 6 x 9 in. Business Source 1052901 (531-BSN65699) $395.19 /bx Net price $189.09 /bx	Heavy-Duty Clasp Envelope 100, 7-1/2 x 10-1/2 in. Business Source 1052778 (531-BSN36662) $237.89 /bx Net price $113.79 /bx