• Self-adhesive Shelf Support with strong adhesive, firm adhesion, and high stability. • High-quality acrylic material, sturdy, durable, and not easily deformed. • No-drill design, easy to use, and with strong load-bearing capacity. • Transparent and almost invisible, does not affect the home decor style. • Suitable for dry and smooth surfaces, not for uneven surfaces. • Recommended to stick 12 hours before placing heavy objects to prolong its lifespan. • Includes 20 pieces, suitable size for most furniture shelves.