Spring offers the Levi's Men's Tapered Chinos in Harvest Gold for $19.90. Coupon code "LOVE20" drops it to $15.92. With free shipping, that's the lowest total price we could find by $11. They're available in waist sizes 28 to 38 and inseams 32 to 34, although not in all waist/inseam combinations.
REI offers the Bogs Kids' Digital Camo Rain Boots in Black or Olive for $34.73. Opt for in-store pickup to avoid the $5.99 shipping fee. That's $15 off and the lowest price we could find. They're available in sizes from little kids' 7 to big kids' 6.