- The Zunblock sets of 2 offer optimal UV protection UPF 50+. The two-piece consists of a comfortable comfortable top with a zipper on the back, easy to put on and take off. The pants have an elastic waistband and give space for a diaper. -The Zunblock sizes are cut normally. If your child is between two sizes, we recommend that you choose the larger one. -Quick-drying, comfortable and breathable. Zunblock provide safe UV protection, all day long. -All Zunblock UV protective clothing is carefully tested and checked. Zunblock has developed a high quality standard for all products. -When using Zunblock UV protective clothing, your children are protected from UV radiation. Put on UV protective clothing and rub sunscreen only the areas that are not covered by the clothing. -Best UV protection in the test 2013 (testfakta). -Our UV protective clothing is tested and tested as UPF 50+ (excellent sun protection) according to AS/NZ 4399:1996. Oeko-Tex Certificate.