It can be washed up to 40 degrees, the product is made of cotton.
Sleeve Type: Strappy Season: All Seasons Neck Type: Crew Neck Material: Cotton Color: Black Package Content: Pack of 6 Pattern: Solid Product Details: Not Available Product Type: Solid Fit: Regular Sleeve Length: Strappy Collection: Underwear Fabric Type: Woven Additional Feature: Washed Weave Type: Plain Weave Silhouette: Basic Persona: Cool & Comfort Print/Embroidery Technique: No Print Environment: Lounge/Home Sustainability Detail: No Length: Regular Material Composition: 95% Cotton, 5% Elastane Washing Instructions: Can be washed up to 40 degrees, the product is cotton. Origin: TR