R+Co Palm Springs Pre-Shampoo Treatment Mask For hair that's frequently heat styled or colour-treated, the R+Co Palm Springs Pre-Shampoo Treatment Mask ($32) is an ideal product. It uses a mixture of oils and butters that pump some extra life into your hair before being shampooed and styled. Image Source: shop.nordstrom.com R+Co Palm Springs Pre-Shampoo Treatment Mask $32 from shop.nordstrom.com Buy Now