What is the best product to clean dirty tolex without using harsh chemicals that may do more harm than good? Simple: Use “Simple Green“. Simple Green is the original Green cleaner not containing ammonia, citrus oils, bleach or petrollium distiallates. It is non-toxic, non- flammable, non-abrasive, biodegradable and the packaging is recyclable. Simple Green can be found at virtually any supermarket or home improvement center. It is concentrated so a little goes a long way. Old 60’s blonde tolex amps that can really look grungy come out looking new. It works great on the plastic type grill cloth and tolex guitar cases as well. You will find many uses for this excellent eco-friendly product. For more info: Simple Green.