Bundle up in the coziest choice yet. Lovers + Friends x REVOLVE?s Mercer Sweater is designed with bare shoulders that lead into tie accents, lending a sophisticated touch to this everyday piece.. 42% poly 25% acrylic 25% nylon 8% wool. Hand wash cold. Elasticized neckline. Shoulder tie closure. Flared sleeves. Knit fabric. Rolled edges. LOVF-WK119. LFSN549QS 17. Constantly inspired by the laid back Los Angeles lifestyle in which the brand was founded, Lovers + Friend exudes ease and wearability, creating an effortlessly chic look that is California cool.