Fast Heat up Dual Voltage 100-240V 360° Cool Tip for Safety Use 450? High Heat Anti-Scald & Foldable Bracket 360° Swivel Cord ? Warm Tips: To get the best results, we recommend working with 1–2 inch sections of hair and placing them near the clamp hinge for a secure hold. If your hair is very silky or fine, using a light styling spray or heat protectant can help the clamp grip better. Each hair type is unique, so try a few sections to find the technique that works best for you.