Savanna is the source! These spiral curls will give you the most natural looking finish. Savanna was made for every woman because this curl look great on everyone! She has a stretch to fit cap is perfect for grab and go or sew her down for perfect protection. 16" unit pictured above. Disclosure:Orders take up to 48-72 business hours to process & verify credit card information before your order is shipped. Please allow 5-7 business days AFTER processing for your order to be received. Upon shipping, you will be notified by e-mail with tracking information. We do not offer overnight shipping in order to ensure credit card information is valid.