Swim Shirts

Wal-mart has Op UV swimshirts on clearance for $3, original price around $12. There are various shades of blue and pink. Sizes of:
Small-Medium: Weight 20-33 pounds, chest 20 inches
Medium-Large: Weight 33-55 pounds, chest 22 inches
50+ UPF

They are in the clearance section, over between the petfood/paint section.