ThinkGeek offers the Marvel Comics Retro Backpack for $44.99. Coupon code "WARMUP" cuts the price to $31.49. With $7.44 for shipping, that's the lowest total price we could find by $25. It measures 11.5" x 16" x 5" and includes padded dividers, adjustable straps, and a greyscale comic book print pattern.
Most taxpayers will see their tax bill go down during 2018. That could impact which type of account -- traditional or Roth -- makes sense for you.