EXO are protein health bars made from cricket flour. Although it might sound weird to eat crickets, they are a surprisingly good source of protein, plus they are a sustainable food source. EXO bars are expensive, but they are high quality and taste great. They sell boxes of their bars for around $36 for 12 bars, but they can be purchase on subscription for less. The link below contains a $10 off coupon for new customer, which nets you about 28% off your purchase of a box!