DGK 420 1/2 T-Shirt [Large] Athletic Heather DGK 420 1/2 T-Shirt Size Large In Athletic Heather. DGK keeps the smokers covered this spring which the 420 1/2 tee that features an all over weed print design inside DGK lettering as well as custom leaf logo and script underneath. Pick one up now and you'll be fully prepared for 420 this year!