Quince Second Skin Long Sleeve Crew Neck Bodysuit in Black. Crafted from a high-stretch nylon and elastane blend, this sleek base layer provides a streamlined silhouette with a comfortable, body-hugging fit. The design features a classic crew neckline, long sleeves, and a snap-button closure at the gusset for ease of wear. Ideal for layering or wearing as a standalone top, it offers a smooth, seamless look under trousers, skirts, or denim. Measurements: See pictures for measurements.