Warm, comfortable and durable, these wetsuit booties are made from stretchy 3mm 85% Yulex® natural rubber/15% synthetic rubber by polymer content, with an internal split-toe design for increased control and grip. Best for water temperatures 50°–60° F/10°–16° C. Made in a Fair Trade Certified™ factory. The Regulator® 3mm Split Toe Booties is fully backed by our Ironclad Guarantee and you can find it on Patagonia.com. | Patagonia Regulator® 3mm Split Toe Surf Booties in Black, Size 12