乐丝曼半胱胺酸温和冷烫液为时下流行曲发最新产品，使用配方为半胱胺酸，性质特别温和，刺激性特低，且无臭味，对较为受损发质特别适用，且不影响或降低曲发弹性效果。
使用方法：1. 先清洗头发，用毛巾将多余水份抹干。 2. 上好适当发芯，施用1号曲发液，按发质不同决定操作时间（图表一） 3. 用清水冲净发芯上的1号曲发液，然后用毛巾拭干。 4. 施用2号中和液，按头发所需作不同操作时间（图表一） 5. 清洗干净留于发上的中和液，再用优质护发素按摩头发片刻，冲净后，营造出理想发型。

Select Permanent Wave is the newest product with the Cysteamine Acid, it will not hurt the hair and impact the curl effect, and it is very suitable to injured hair. Instructions: 1. Wash hair with quality shampoo, then towel dry hair to remove excess moisture. 2. Wind the hair onto curless. Start waving with lotion 1. Check test curls. (Table 1) 3. Rinse off perm residue with water after desired time, then towel dry hair. 4. Start neutralizing with lotion 2. (Table1) 5. Rinse with warm water and then set hair in desired style.