PREMIUM MATERIAL AND GREAT QUALITY: Made of a combed cotton and spandex blend,Super soft,breathable and have nice stretch.Socks fit snuggly but don't leave a mark on baby's ankles. These fit great and stay on. NON-SKID GRIPPERS: The rubber grippy bits cover a large area of the sole, which is very helpful in a hardwood floor home or any smooth surfaces. GIFT SET: Six pair of different colors,Greenery,Yellow,Red,Brown,Blue and Black.Simply adorable and fashion.Every baby girls/boys love them. ENJOY COLOR VARIETY: 20+ Bright Color and 4 Size: 0-6 Months,6-12 Months,1-3 Years, 3-5 Years .Simply adorable and fashion.Every baby girls/boys love them. EASY CARE: Machine washing cold and tumble drying on low.