Upgrade your little boy's sleepwear collection with this 3-piece Calvin Klein Sleep Jogger set. The set features comfortable lounge pants with a fun pattern of 1 Dino, 1 Lightning Bolt, and 1 Solid design. Made with 100% Polyester material, these lounge pants are soft and machine washable for easy care. The medium size fits boys aged 10/12 years old. Perfect for lounging at home or for sleepovers with friends. Get your little one ready for a comfortable and stylish night's sleep with this Calvin Klein Sleep Jogger set.