Size 8 (39) Merry People Bobbi Rain Boots Retail price: $130 15,000+ 5 star reviews! Color: Slate Gray Ankle Rain Boot. Only worn a handful of times. 100% waterproof and made with natural rubber and flexible neoprene lining — this lets you also wear them in below-freezing temperatures. Unlike many rain boots, these have amazing arch support. These rain boots are incredibly stylish and pair great with any outfit.