High-Quality Materials: A3 Clear Self-Sealing sleeves are crafted from high quality Polypropylene, tear-resistant, acid-free and stearate-free. They offer reliable protection against dust, moisture and scratches, ensuring long-term preservation of your items. Product Specifications: 100 pcs clear cellophane bags, size 32×45cm (including 3cm self-seal flap). Perfectly fits standard A3 prints (29.7×42cm) with extra space for matting or thicker materials. Outstanding Design: A3 Plastic Sleeves feature ultra-clear transparency that enhances color vibrancy for unobstructed display. The resealable adhesive strip ensures tight, secure closure without damaging contents, presenting a sleek and professional finish. Easy to Use: A3 Cellophane Bags adopt a peel-and-seal self-adhesive design, no glue or tools needed. Simple to open and close, ideal for frequent access or content adjustment, saving time and hassle. Wide Application: Cellophane Bags for Cards are versatile for A3 prints, photos, artwork, greeting cards, certificates, craft projects and small business retail packaging. A perfect choice for artists, photographers and crafters.