A teal blazer and a v-neck t-shirt are a pairing that every smart gentleman should have in his casual repertoire.
Teal Blazer with V-neck T-shirt Casual Outfits For Men
Go for something laid-back yet contemporary with a teal blazer and a v-neck t-shirt. On the shoe front, go for something on the relaxed end of the spectrum and finish your look with a pair of white leather low top sneakers.