IBKÜL Blog

Not all sun shirts are created equal. Learn what to look for beyond UPF 50+, including cooling technology, breathability, moisture-wicking performance, stretch, comfort, and fit for golf, tennis, travel, gardening, boating, and everyday outdoor wear.
From festive reds to mix-and-match essentials, discover comfortable, versatile holiday outfits designed for real life—plus thoughtful gifts everyone will love.
What’s the difference between UPF 50+ and SPF? Discover how sun-protective clothing and sunscreen work together to provide reliable, all-day UV protection.
Take a look our style suggestions for the upcoming golf event at Bethpage Black. Look stylish with IBKUL’s lightweight UV shirts, Icefil long sleeve and UPF 50+ golf clothing.