DescriptionThe D type ring is made of material, durable for long time use and easy to install, not east to fall off, professional design for bag strap use. With these simple designed D ring, you can adjust the backpack strap as you like.Features- Color: As shown. - Material: Iron. - Size: About 18.3x20x0.5 cm. - The ring is made by material for durable use. - Long service life, have longer service life than simple metal and plastic material. - Widely used in backpack, DIY, daily use, decoration field. - With these simple designed D ring, you can adjust the backpact strap as you like. - This is a necessity for clothing accessories.