This panties Briefs Are Made From 100% Cotton Material. This Underwear Will Gives Great Comfort For All Day For Your Cute baby Boy Or Girl, Yes Unisex Kids Can Wear This. Your Kid Boy Will Does not Even Feel of wearing it. This Is an regular usage briefs with variety of attractive designs and colours. According To The Age Group You will receive the Size. Refer This Size Samples : 0-6 Months =50cm : 6-12 months=55cm : 1-2 Years : 60cm : 2-3 years : 65cm : 3-4 years =65cm: 5-6 years =70cm : 7-8 years = 75cm:8-9 Years=75cm.