Office Supplies › Supremex Plain Commercial Envelopes - Commercial - #10 - 9 1/2" (241.30 mm) Width x 4 1/8" (104.78 mm) Length Diameter - 24 lb (10886.22 g) - Gummed - 500 / Box Image 1 of 1 Supremex Plain Commercial Envelopes - Commercial - #10 - 9 1/2" (241.30 mm) Width x 4 1/8" (104.78 mm) Length Diameter - 24 lb (10886.22 g) - Gummed - 500 / Box $42.89 Quantity: Add To Cart Added! FSC Certified. Side seam. 24 lb. #10, 4-1/8" x 9-1/2", 500/box. SKU: SPX357061 FSC Certified. Side seam. 24 lb. #10, 4-1/8" x 9-1/2", 500/box. SKU: SPX357061