Mini PIP Large Letter Boxes

Businesses looking to stay compliant with Royal Mail’s Pricing in Proportion (PiP) guidelines while keeping postage costs low will find these PiP boxes an ideal solution. Specifically designed to meet ‘Large Letter’ requirements, they provide a secure, professional and cost-effective way to ship a wide range of items. Manufactured from durable corrugated cardboard made with a high percentage of recycled material, these boxes are fully biodegradable, compostable and recyclable. They offer an environmentally responsible packaging option for businesses aiming to reduce their impact. Supplied flat-packed for easy storage, the boxes can be assembled quickly and efficiently, making them perfect for fast-paced fulfilment environments. Each box features a strong adhesive strip that ensures a secure seal while also providing tamper-evident protection for added peace of mind. Lightweight yet rigid, the design helps protect contents throughout transit while enabling eligibility for lower-cost Large Letter postage rates. Compared to standard mailing bags, these PiP boxes deliver a more professional presentation along with enhanced protection against bending, moisture and tearing. Internal size: 101 × 101 × 20mm