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Amazon [amazon.com] has Revlon SmoothStay Coconut Oil-Infused Curling Iron (1.5" Barrel) on sale for $ 11.24. Shipping is free w/ Prime or on $ 35+.
Product Description from Amazon
1-1/2" BARREL TRIPLE-COATED IN CERAMIC INFUSED WITH COCONUT OIL: Styles flawless, tight curls that are visibly smoother and shinier
CERAMIC TOURMALINE IONIC TECHNOLOGY: Reduces static and frizz for a silky finish