{"product_id":"wella-koleston-perfect-660-intense-dark-blondenatural-permanent-2-oz-pb-357639","title":"Wella Koleston Perfect 66\/0 Intense Dark Blonde\/Natural Permanent Color \/ 2 oz.","description":"\u003cp class=\"drop-cap\"\u003eWella Professionals Koleston Perfect Pure Naturals 66\/0. Achieve deep, natural-looking color results with Wella Professionals Koleston Perfect Pure Naturals 66\/0. This professional permanent color formula delivers intense, cool-toned brunette shades while maintaining the hair’s natural-looking depth and dimension. Designed specifically for salon use, it provides reliable coverage and consistent, even results across every application.\u003c\/p\u003e\u003ch2\u003eQuick Take\u003c\/h2\u003e\u003cp\u003eThis professional hair color is formulated for stylists who demand predictable performance and true-to-tone results. The 66\/0 shade offers a deep natural brunette base ideal for a variety of coloring techniques.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDeep, cool-toned brunette shade (66\/0) for natural-looking results\u003c\/li\u003e\n\u003cli\u003eProprietary Pure Balance Technology for even color deposit\u003c\/li\u003e\n\u003cli\u003eHigh coverage reliability for consistent salon outcomes\u003c\/li\u003e\n\u003cli\u003eFormulated for professional application only\u003c\/li\u003e\n\u003cli\u003eCompatible with the full Koleston Perfect system\u003c\/li\u003e\n\u003cli\u003eIdeal for base color, root touch-ups, and full-head applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Pros Choose It\u003c\/h2\u003e\u003cp\u003eProfessional colorists rely on Koleston Perfect for its predictable lift, depth, and longevity. The Pure Naturals series simplifies formulation by delivering true-to-shade results without unwanted warmth or fading. This shade 66\/0 offers rich, cool-toned depth that works beautifully for clients seeking a classic, understated brunette.\u003c\/p\u003e\u003cp\u003eThe ME+ molecule technology included in this formula helps reduce potential irritation while maintaining the vibrant color payoff professionals expect. It allows for smoother mixing, easier application, and more consistent processing across different hair types and porosities.\u003c\/p\u003e\u003ch2\u003eKey Benefits\u003c\/h2\u003e\u003cp\u003eThis permanent color cream delivers reliable performance for a wide range of color services. From corrective work to standard touch-ups, the results remain uniform and professional.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eProvides deep, cool brunette tones without brassiness\u003c\/li\u003e\n\u003cli\u003eEnsures even color distribution from root to tip\u003c\/li\u003e\n\u003cli\u003eDelivers long-lasting color retention between salon visits\u003c\/li\u003e\n\u003cli\u003eAllows for precise formulation with the Koleston Perfect mixing system\u003c\/li\u003e\n\u003cli\u003eSupports multi-application protocols without color shifting\u003c\/li\u003e\n\u003cli\u003eMinimizes scalp irritation with ME+ technology\u003c\/li\u003e\n\u003cli\u003eWorks effectively on gray or white hair for full coverage\u003c\/li\u003e\n\u003cli\u003eMaintains hair's natural shine and condition after processing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFeatures That Matter\u003c\/h2\u003e\u003cp\u003eWella's Koleston Perfect is known for its consistent cream texture and reliable processing behavior. These features make it a staple in high-volume salons and color-focused studios.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePure Balance Technology ensures uniform color deposit across porous and non-porous areas\u003c\/li\u003e\n\u003cli\u003eME+ molecule reduces the potential for allergic reactions without compromising color intensity\u003c\/li\u003e\n\u003cli\u003eLow-ammonia formulation for a more comfortable client experience during processing\u003c\/li\u003e\n\u003cli\u003eRich cream consistency prevents dripping or running during application\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of developers for customizing lift and coverage levels\u003c\/li\u003e\n\u003cli\u003ePre-mixed color and developer remain stable for the full processing window\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eHow to Use\u003c\/h2\u003e\u003cp\u003eFor professional use only. Follow standard salon protocols for permanent color application. Always perform a patch test before service and wear appropriate gloves and protective equipment.\u003c\/p\u003e\u003col\u003e\n\u003cli\u003eMix Koleston Perfect Pure Naturals 66\/0 with the recommended developer in a non-metallic bowl\u003c\/li\u003e\n\u003cli\u003eStir thoroughly until a smooth, even cream consistency is achieved\u003c\/li\u003e\n\u003cli\u003eApply to dry, unwashed hair using a color brush or applicator bottle\u003c\/li\u003e\n\u003cli\u003eProcess according to manufacturer guidelines based on the desired lift and coverage\u003c\/li\u003e\n\u003cli\u003eRinse thoroughly with lukewarm water until the water runs clear\u003c\/li\u003e\n\u003cli\u003eShampoo and condition with a color-safe professional aftercare system\u003c\/li\u003e\n\u003cli\u003eStyle as usual, avoiding excessive heat on freshly processed hair\u003c\/li\u003e\n\u003cli\u003eDiscard any remaining mixed color — do not save for future use\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch2\u003eSpecs \u0026amp; Details\u003c\/h2\u003e\u003cp\u003eThis product is part of the Koleston Perfect permanent color line from Wella Professionals. It is manufactured for professional salon use and is not intended for retail sale.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Wella Professionals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Line:\u003c\/strong\u003e Koleston Perfect\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShade:\u003c\/strong\u003e 66\/0 Pure Naturals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Permanent hair color\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUsage:\u003c\/strong\u003e Professional salon use only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnology:\u003c\/strong\u003e ME+ molecule, Pure Balance Technology\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePro Tips\u003c\/h2\u003e\u003cp\u003eTo get the most out of Koleston Perfect 66\/0 in your daily station work, apply these professional best practices.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSection hair finely and apply color systematically to ensure complete saturation and even coverage\u003c\/li\u003e\n\u003cli\u003eFor gray coverage on resistant hair, extend the processing time slightly and monitor color development closely\u003c\/li\u003e\n\u003cli\u003eAlways use the same developer strength for consistent results across multiple client appointments\u003c\/li\u003e\n\u003cli\u003eStore unopened tubes in a cool, dry place away from direct sunlight to maintain color stability\u003c\/li\u003e\n\u003cli\u003eClean mixing tools immediately after use to prevent dried color buildup and staining\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Wella","offers":[{"title":"Default Title","offer_id":52091121500471,"sku":"PB-357639","price":10.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/9773\/4711\/files\/wella-koleston-perfect-660-intense-dark-blondenatural-permanent-2-oz-pb-357639-1.jpg?v=1778062681","url":"https:\/\/purespadirect.com\/products\/wella-koleston-perfect-660-intense-dark-blondenatural-permanent-2-oz-pb-357639","provider":"Pure Spa Direct","version":"1.0","type":"link"}