We're passionate about protection! With this UV-proof T-shirt made from an eco-friendly fabric, we're limiting our environmental impact and protecting your baby's skin from the sun's rays. Polyamide pinstriped swim T-shirt with long contrasting sleeves and a high neck. Zip fastening at the back. This item is made from recycled materials thanks to technology that gives plastic waste a second lease of life. By choosing this product, you are supporting Petit Bateau in its efforts to protect the planet. The UPF (ultra-violet protection factor) 50+ standard ensures that this item keeps out most UVA and UVB rays. Reference: A03QQ02