As one of its daily deals, REI Garage offers the Merrell Men's Fraxion Thermo 6 Waterproof Winter Boots in Clay for $66.73 with free shipping. That's $68 off and tied with our February mention as the lowest price we could find. They're available in sizes 8 to 13, although not in all size/color combinations.
REI offers The North Face Women's ThermoBall Utility Mid Boots in several colors (Deep Garnet Red pictured) for $49.83. Pad your order over $50 to bag free shipping. Excluding padding, that's the lowest price we could find by $16. They're available in sizes 6 to 11. Deal ends May 29.
6pm offers the Bogs Women's Harper Spring Flowers PO Boots in Black Multicolor for $64.41 with free shipping. (REI charges pennies more.) That's $31 off and the lowest price we could find. They're available in limited sizes from 6 to 11.