Bedtime, but make it monster-truck tough. This 4-piece boys pajama set brings all-night comfort with soft 100% cotton rib knit and a snug fit that stays put through every stretch, spin, and sleep-in. Long sleeves add extra warmth, while the covered elastic waistband makes dressing easy and keeps the fit comfy. The fun monster truck print adds a cool, kid-approved look parents can feel good about.