Nikwax Tech Wash Cleans Effectively, Reviving Breathability And Water Repellency. Nikwax Tech Wash® Is The Market Leader; It Has Been Specifically Designed And Optimized For Breathable Waterproof Fabrics.nikwax Tech Wash® Is A Highly Effective Cleaner. Additionally It Will Revitalize Existing Durable Water Repellency (Dwr) And Revive Breathability. It Is The Safe Way To Thoroughly Clean Your Waterproof Clothing And Equipment.application In A Washing Machine Is Quick, Easy, And Ensures That The Whole Garment Is Thoroughly Cleaned. Use Undiluted Tech Wash® And A Sponge, Or Soft Nylon Brush, To Treat Stubborn Stains Before Washing. Remove All Non-washable Parts. Shake Well Before Use. Follow Care Label Instructions. Do Not Use Detergents. Top Loading Machine Wash:1. Place Maximum 6 Garments In Washing Machine.2. After The Machine Has Filled, 5floz/150ml For 1-3 Garments, 8floz/250ml For 4-6 Garments. Add An Additional 50ml For Hard Water* Areas.3. Set Cycle To Heavy And Warm. 1-3 Items: Low Water Level, 4-6 Items: Medium Water Level.front Loading Machine Wash:1. Remove All Detergent From Detergent Dispenser.2. Place Maximum Of 2 Garments In Washing Machine.3. Add 3floz/100ml Of Tech Wash®. Add An Additional 50ml For Hard Water* Areas.4. Set Cycle To Synthetics And Warm (30oc).* If You Have Calcium And Mineral Deposits In Your Washing Machine You Have Hard Water.