Sunhiker Travel Backpack for Cycling Hiking – Water Resistant @ Amazon $19 AC

Hi All,
Found a decent cheap backpack for a recent trip. The seller emailed me and says to use the following promo code to bring it down to $19.87
https://www.amazon.com/dp/B00QQBKFFM/
Regular price: $27.99
After coupon price: $19.87
Code: PZSJL46S
Hope someone finds this useful!
Thanks all!