Get Under Armour sunglasses as low as $24.99 at 6pm.com, an Amazon company. Some best bets are the UA Surge Sunglasses, originally $70, for $24.99 (they're still going for $69.99 elsewhere) or these UA Prevail Sunglasses, originally $79.99, for $34.99. Shipping is $4.95 or free when you spend $50 or buy any two items on the site.