Recommend Age: 4-7 Years Size: S Size.: 4 Years Length: 30cm/11.81'' Arm width: 8cm/3.15'' Wrist width: 6cm/2.36'' Recommend Age: 8-10 Years Size: M Size.: 8 Years Length: 33cm/12.99'' Arm width: 9.5cm/3.74'' Wrist width: 7cm/2.76'' Recommend Age: 11-17 Years Size: L Size.: 11 Years Length: 36cm/14.17'' Arm width: 11cm/4.33'' Wrist width: 8cm/3.15'' Recommend Age: 17-18 Years Size: XL Size.: 17 Years Length: 38cm/14.96'' Arm width: 12cm/4.72'' Wrist width: 9cm/3.54'' Children's Summer Sunscreen Ice Sleeves Arm Guards Outdoor Sports Breathable Sleeves Features: 1. Material:Cotton, comfortable to wear. 2. Features: Comfortable and-friendly fabric, soft and breathable, stylish and generous, very suitable for children with to wear. 3. Occasion: Suitable for daily life, travel, home, holiday,and other, is really attractive to wear. 4. Style: Is very fashionable. The of the pattern not showcases the lively and cute nature of children, but also makes look more fashionable and generous. 5. please choose according to the size. Product Description: Suitable for infants aged 6M-8 years old 1PC baby hat Lovey hats are for pairing with sports or everyday fashion clothing, Quantity: 1 baby cap Making your baby cuter is the babies Material: Cotton Due to different displays, the colors may vary. Please understand. Applicable to gender: infants Comfortable to wear, stay fashionable! Unisex UV Protection Sleeves Long Arm Sleeves Cooling Arm Cover For Outdoor(Solid Colors,1 Pairs) Light Blue M Material: 92%Polyester,8%Spandex The;size;of;the;clothes;are;relatively;smaller,;it;is;recommended;to;choose;a;larger;size Any questions, please feel free to contact us, we will do our best to serve you. Have a nice day!