400GSM A4 Envelope Brown Kraft Paper Envelopes Courier Envelopes 13 x 10 inch 20pcs

Description

A4 Brown Envelopes are premium hard envelopes crafted from 400GSM thick brown kraft paper, providing exceptional rigidity and protection for your important documents. Sized at approximately 13 x 10 inches (perfect A4 fit), these courier-style envelopes safeguard certificates, books, contracts, and marketing materials during transit. Ideal for businesses, schools, and home offices in Sri Lanka, they combine durability with an eco-friendly, recyclable design.

Key Features

• Heavy-Duty 400GSM Thickness: Resists bending, tearing, or crushing, ensuring contents arrive pristine—far superior to standard lightweight envelopes.
• Rigid Hard Construction: All-board structure offers book-mailer level protection, perfect for same-day deliveries within Colombo’s 15km radius or national shipping.
• Secure Self-Seal Closure: Tamper-evident peel-and-seal adhesive for quick, reliable sealing without tape.
• Eco-Friendly Kraft Material: 100% recyclable brown paper, biodegradable, and sourced sustainably for environmentally conscious users.
• Versatile A4 Sizing: Fits unfolded A4 sheets, photos, or slim catalogs (240x330mm approx.), with ample space for labels and postage.

Benefits for Your Business

• Protect your BookBee.lk orders from damage during WooCommerce-optimized shipping, reducing returns and boosting customer satisfaction. These envelopes excel in high-volume e-commerce, office postage, or school projects, offering cost-effective bulk packaging. Their professional brown finish enhances branding while being lightweight for lower postal rates via Sri Lanka Post or local couriers.