Through 5/29, get 25% off more than 800 styles of Columbia apparel during the Memorial Day Sale at Columbia.com. Shipping is free when you sign up for Greater Rewards. The pictured women's PFG Zero Long Sleeve Shirt, for example, goes from $45 to $33.75. With free shipping, this is the best price online by $7. Three colors are available for this shirt, which cools your body and offers UPF 30 sun protection. Or check out this boys PFG Bahama Long Sleeve Shirt, which falls from $35 to $26.25. This is the best price by $6 considering free shipping, and it comes in seven colors. Sales tax is charged in most states.