dirt & stains
cleaning ingredients† †
on skin recognized for
† Biodegradable formula per OECD 301.
††Methyl ester sulfonate and protease.
Get the dirt on green cleaning.
Comparison with leading environmental detergent at Costco on grass stains. 100% cotton washed in warm water.
*Washed with a leading environmental detergent.
**Washed with Kirkland Signature Environmentally Responsible Ultra Clean Detergent.
WAREHOUSE ONLY | AVAILABLE NOW
Exclusively from Costco Wholesale
Kirkland Signature Environmentally
Responsible Ultra Clean has a
powerful new formula.
Whitens better than other green detergents***
Cleans the first time, every time
Fresh new lavender fragrance