Our white C4 peel and seal pocket envelopes are perfect for sending all your important documents; from invoices and receipts to letters and contracts. Made from sustainably sourced materials, these 120gsm envelopes are the perfect eco-friendly posting solution. Key features: Manufactured from high-quality 120gsm paper Eco-friendly; recyclable, biodegradable, compostable & PEFC certified Peel & seal closure offers a strong, reliable seal Paper Weight: 120gsm