MALLARY BY MATTHEW products (boys boxer briefs, boys briefs, bed sheets, girls tights) are made to endure the toughest kids! Designed in New York City and constructed in the USA, we work hard to ensure that our products are of the highest quality possible. These Mallary By Matthew briefs are made to endure the toughest boys! Made of 100% cotton, our boys underwear are stretchy, breathable, and durable. Our 8-Pack briefs underwear come in multiple colors and designs available in the following sizes: X-Small, Small, Medium, Large, X-Large and XX-Large (including 3T, 4T, 5T). We are confident that our briefs are great for everyday use and will keep you boys cool and dry! By using a great quality cotton, these briefs will last wash after wash. The elastic is designed to keep them in place without bunching! The soft cotton underwear will be the best part of getting dressed.