Peter Lai Boutique 2571 Mission St, San Marino, CA91108 The Peter Lai Boutique is located along Mission Street in San Marino. Owned and run by Peter Lai, it offers unique…More clothing items for women and also for costume purposes. Its Asian-style fabrics fill the store with bright colors and patters in the form of tops, skirts, dresses, scarves, shawls and accessories. The shop also features many original items that are designed by Peter Lai. The website gives a brief overview of the store and what it offers as well as a contact email. Whether customers are looking for something specific or just browsing, there is someone there to help.