Tressa Waves - Clientage Individual Wave has the softness of an acid wave with more longevity. Expect a longer lasting soft curl pattern with volume. For hair types that are normal or healthy tinted. Not recommended for hair types that are fragile tinted high lift tinted bleached or double processed. Techniques that work well with this perm include: Conventional Roller Crop Top, Spiral and Specialty Wraps. Buffered Acid pH 8.2 For normal or healthy tinted hair Not recommended for hair types that are fragile tinted, high lift tinted, bleached or double-processed Process at room temperature True rod size curl Acid perm results Recommended for rod to roller technique A longer lasting wave pattern than most low pH waves Firm and supportive curl/wave pattern Hair is left in exceptionally good condition Perfect for the "boy wave" Pro tip: Fill the neutralizer bottle to the top (1 oz) with demi permanent, ammonia-free color, shake gently and apply just as you would the neutralizer, extending the processing time to 7 minutes total to maintain or refresh tones Made in the USA