Which will you pick?! Might as well get two UPF 50+ one-shoulder tops to mix and match with our high waisted bottoms! With our one-shoulder design and adjustable strap, this top is perfect for all shapes and bodies! This is a vacation must-have, perfect playing with kids or grabbing lunch. The SPF 50+ (called UPF for fabric) sun blocking material, blocks 98% of UVA and UVB rays for easy all day sun protection.