Home Specialty Envelopes Square Envelopes Square Envelopes Product Filters Size 5" x 5" 5-1/2" x 5-1/2" 6" x 6" 6-1/2" x 6-1/2" See All 7-1/2" x 7-1/2" 9" x 9" 10" x 10" 13" x 13" See Less Sort By Alphabetical - A-Z Price - Low to High Price - High to Low 10 x 10" Square Envelopes Starts $178.49/box 13 x 13" Square Envelopes Starts $229.49/box 5 x 5" Square Envelopes Starts $51.44/box 5-1/2 x 5-1/2" Square Envelopes Starts $53.49/box 5-1/2 x 5-1/2" Square Envelopes - 25/Box Starts $2.68/box 6 x 6" Square Envelopes Starts $66.49/box 6 x 6" Square Envelopes - 25/Box Starts $3.33/box 6-1/2 x 6-1/2" Square Envelopes Starts $68.49/box 7-1/2 x 7-1/2" Square Envelopes Starts $100.49/box 9 x 9" Square Envelopes Starts $128.49/box Sorry, no results returned