DescriptionPlastic ribbed drywall anchors is unique in design. The ribs on both sides can prevent rotation and bulge after expansion, and ensure that the anchor bolt and the hole have a good grip and fixity, and are not easy to loosen and slips.Features- Color: White. - Material: PE, nylon. - Size: 4.00X1.20X1.20cm/1.57X0.47X0.47 inch.- Can withstand the erosion of various chemical media and has excellent stability.- And it has extremely high toughness, high impact resistance.- Can ensure long-term use and extend the life of your screws(not included). - Plastic hollow-wall anchors are both light and tough, durable and not easy to be broken. - The ribs on the plastic anchors expand on two opposing sides as you tighten the screw.