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Black Board Backed Envelopes are designed to give a sleek, smart, and professional look to your important documents whilst in transit. Combining a strong 120gsm paper front with a 550gsm rigid board backing, these black board backed envelopes are designed to give excellent protection and prevent damage from bending and folding. Our solid black board backed envelopes all include a peel and seal adhesive strip to make packing quick and easy, give a secure seal, and eliminate the need for any additional adhesives. Available in 3 popular sizes, all are recyclable, biodegradable, made from sustainable materials, and supplied in boxes for organised storage and easy handling.
