Thank you for viewing! Please read the following. This product is Montbell mont-bell 1114221 [Cool Long Sleeve Zip Shirt Kid's Fresh Green (FRGN) Size 100] I am selling it because my child has outgrown it. Please understand that this is a used item before purchasing. From the official website: Product Information This is a cool T-shirt perfect for outdoor activities and sports in the summer. It has a stand-up neck design and UV protection, making it effective against UV rays. It has excellent breathability and is suitable for intense activities. It is made of a unique material that provides a cooling effect due to its high breathability. It quickly absorbs and disperses sweat, keeping you dry. The seams on the cuffs are sewn diagonally (in a spiral shape) for good stretch, providing a comfortable fit without any harshness or uncomfortable tightness. UV protection rate of 90% or more It has a high level of UV protection of 90% or more, even for white fabrics. You can use it with confidence in outdoor activities. *Excluding mesh parts. Excellent breathability and quick-drying properties for lasting comfort The two-layer structure, with a breathable surface and a back that quickly absorbs and disperses sweat, provides a comfortable wearing experience even when you sweat. Even in strong sunlight, the high breathability quickly cools the body. Montbell mont-bell Cool Sleeve 100