Toddler Boys' Days of the Week 7 Pack Briefs.  The Toddler Boys' 7 Pack Briefs are a fun and practical addition to your little one's wardrobe. Featuring playful colors and prints, these briefs are made from soft, breathable fabric for all-day comfort. The elastic waistband ensures a snug fit, making them perfect for active toddlers. Ideal for everyday wear, this pack offers great value and style.