Product Description Built-in aluminumcore, to create faster heat conduction than ordinary your basic Velcro roller, fora stronger hold add heat with your hair dryer, With or without a diffuser. 90mm long, theextra length makes it the perfect solution for a full fringe and longer sections though the whole head. For Smooth waves & Mega volume; A simple and effective way to get voluminous waves and beautiful curls. The Velcro surface will make gripping the hair super easy and quick, PLUS you will be amazed at how smooth your hair will be. Each pack contains: 8 x 50mm Large Velcro Rollers 8 x 20mm Small Velcro Rollers 12 x Section Clips 1x Deluxe Bag