$4+ (Reg $9+) on Amazon with code 50BYW8VH (works on option: Sage Green)
Note: This product has no reviews yet (probably new arrival) but the seller has other well rated products listed on Amazon. This is also a Prime option, so returns are free, if needed.
$11+ (Reg $23+) on Amazon with code 50BD63K1 (Works on option: Pack of 100, Brown/5.9 * 3.2 * 8.3 Inch)
$9+ (Reg $24+) on Amazon after price drop & code 50TD2C1G