- Value Pack: This product includes 1500 clear envelope seals on a convenient roll, providing ample quantity to suit your diverse needs. Each seal measures 5 cm in diameter, making it ideal for cards, boxes, parcels, and envelopes. - High Durability: Made from non-toxic polystyrene, these stickers feature a premium adhesive that ensures a longer lifespan compared to traditional paper stickers. You can easily label these seals with an oil-based marker without any issues. - Easy to Use: The roll design includes perforation lines for effortless distribution. Simply peel off a seal and stick it on your chosen surface. The strong adhesive ensures reliable adherence to most materials, allowing for versatile application. - Wide Application: These self-adhesive stickers are perfect for a variety of uses. Effectively seal envelopes, small packages, retail packaging, brochures, gift boxes, and plastic bags. They adhere well to most clean surfaces, making them a practical solution for both personal and professional needs. - Practical Scenarios: Use these seals for securing birthday invitations, packaging items for a craft fair, or ensuring confidentiality on sensitive documents. Ideal for home, office, and retail environments, these envelope seals enhance efficiency and organization.