Aliexpress
Here are coupons that you can use.
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Xmund XD-DY6 40L Backpack (-3 USD)
Latest price update (UTC time):
Banggood
Banggood warehouse is located in Europe 
. This is new product in my database, so I don’t know if this price is good.
Link: Banggood product page
Coupon (24.29 USD): BGe46870
Coupon (25.37 USD): BG00c906
(CouponsFromChina.com tip: you should apply the coupon in your cart after clicking “Proceed to checkout”. Click to copy code and open shop)
Exclusive Allowance Coupons: https://bit.ly/3xWgD9k
Old coupons (from the oldest to the newest): 502C6B, TTxBG10, b6407d, alibuy1189, BGOD1, BGXmund10, AFfbG10, BGDQ15, BGbag1023, BGSD129, BGEE238, BGXD024, BGXB714, BGTB635, bGhOnEy10, BG567JK, BGCAMP01, BGBIGSALE6, BGEXPJL8, bgshOOp10, BGBB11, BGEEXDDY6, BGOW1, BGOW11, BGDD122, BG472283, BG1111DS4, BGCDC078, BGSZZZ, BGSS12CF, BG256SS, BG4722C, BGH5700, BGZPBC15, BGTY704CP, BGCuponation10, BGC202G, 13f142, BG10OFFAFF, BG3f79e8, BG372f81, BGwhielabel, BG92e0ec, BG10OFFAFF1, BG4d9120, BGAlerabatod, 00c906, BG7280ff
(I don’t think these’re gonna work, but you can try ’em out anyway)
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – Xmund XD-DY6 40L Backpack (-3 USD)
Price history and price alert
Well, you won’t see price history chart, coz we have only 1 database record for this item (and price was 18.99 USD).
You can set price alert (for Banggood).