Pinit Supremex High Efficency Envelopes, #10, White, 500/bx SKU SPX00290 $48.19 Quantity discounts available QuantityPrice (0) No Reviews yet Memo Quantity -+ Add to Cart Details Angled flap and 1/2" throat dimension for improved throughput for optimum efficiency. FSC certified®. Plain. Outside side seam. #10. 4-1/8" x 9-1/2". ... DetailsBackDetailsAngled flap and 1/2" throat dimension for improved throughput for optimum efficiency. FSC certified®. Plain. Outside side seam. #10. 4-1/8" x 9-1/2". 24 lb. White. 500 per box. Ratings and ReviewsNo reviews availableBe the first to Write a Review