Premium Material: Crafted from 100% Polyester for comfort and easy care, ensuring a good night's sleep without a hassle. Experience superior softness and durability, making these pajamas a favorite choice for both parents and kids alike. Easy On and Off: Featuring a convenient pull-on closure, making bedtime hassle-free for your little kid or toddler. No more struggling with buttons or zippers—simply slide into these cozy pajamas for instant comfort and ease. Machine Washable: Easy care – simply toss in the machine for a quick and thorough clean. Enjoy peace of mind knowing that these pajamas are easy to maintain, allowing for more quality time with your little one. All-Season Comfort: Cozy casual pajama bottoms perfect to lounge in during the warm months and comfortable enough for cooler nights. Versatile enough to be worn year-round, these pjs provide optimal comfort and relaxation in any season. Comfortably Lightweight and Stylish: Soft, stretchy knit fabric designed to be super lightweight for maximum comfort. Your child will love the freedom of movement provided by these pajamas, while the iconic Calvin Klein logo adds a touch of style to their sleepwear collection.