Construction Worker Costume Diy . This homemade construction costume was a fun project to take on. To make the construction workers group costume, you need 4 orange vests. Last Minute Halloween Costume Ideas Halloween costumes for teens from www.pinterest.com You can get these at walmart for a couple of bucks each, especially during hunting season. Unique construction worker costume tool belt, vest & hard hat onesie funny cute unisex baby clothes newborn halloween costumes for babies. To make the construction workers group costume, you need 4 orange vests.