Amazon has 3.4-Oz Garnier Fructis 1 Minute Hair Mask w/ Avocado Extract on sale for $1.90 when you checkout via Subscribe & Save. Shipping is free while Subscribe & Save is available.
If you want a super large tub, Amazon has the 13.5-Oz Garnier Fructis 1 Minute Hair Mask w/ Avocado Extract on sale for $4.75 when you checkout via Subscribe & Save.