Our plastic mini neon train whistles are a fun and colorful party favor for loot bags at train or train engineer theme parties. Little kids who love trains are sure to love these novelty train whistles. They also make fun train party table decorations, too! Each pack of 2 " Train Whistles Neon Mini comes 12 per pack in assorted colors of pink, orange, yellow and green. Please order in increments of 1 pack.