Based on the search results, there is no information available on the specific product details, ingredients, or materials used by Massage Envy in Summerville, SC. However, Massage Envy offers customized massages and facials in their Summerville locations. They also offer enhancements such as CBD cream for massages and professional PCA SKIN® products for skin care. If you are interested in learning more about the specific products used by Massage Envy in Summerville, SC, it is recommended to contact them directly or visit one of their locations.