Tanga offers the Gold's Gym Men's Reflective Running Vest in Black/Blue or Blue/Black for $9.99. Coupon code "VEST" cuts the price to $8.99. With free shipping, that's $31 off list and the lowest total price we could find. It's available in sizes S/M or L/XL.
REI offers the Marmot Men's Drop Line Jacket in Black for $44.83. Opt for in-store pickup to avoid the $5.99 shipping fee. That's the lowest price we could find by $10. It's available in size S and L only.