The Youth Long Sleeve Shirt is made of Airlume combed and ringspun cotton, which is known for its softness and durability. The shirt has a regular fit, classic crew neck, and ribbed cuffs, making it a comfortable choice for all-day wear. Exclusive Musical Features This shirt includes two integrated QR codes that provide access to Lullaby Songs by Lisa Ascolese. Parents and children can easily scan the codes to enjoy a total of eight tracks: 4 Music Only Tracks: Instrumental versions ideal for quiet time or background relaxation. 4 Music with Vocals: Full vocal versions of soothing lullabies. Product Specifications: 100% Airlume combed and ring-spun cotton Athletic Heather: 90% Airlume combed and ring-spun cotton, 10% polyester Fabric weight: 4.2 oz/yd² (180 g/m²) Regular fit for a classic silhouette Side-seamed construction for added durability Ribbed cuffs for a secure, comfortable fit Blank product sourced from Honduras, Nicaragua, or the US