No promo code necessary to apply free shipping. Look for free shipping message on the product page for eligibility. Some exclusions apply. For orders to participate, all items in the shopping cart must be eligible for free shipping. Max 10 units per order. Orders with applied discounts and orders with sale or clearance items do not qualify for free shipping. Mixed carts containing both eligible and non-eligible items will not ship for free. Offer may be changed or end at any time.