Leticia Milla (l) made KSh 129,000 selling plastic bags at Ariana Grande concert. Where did Milla buy her plastic bags from? Milla jumped onto Amazon and ordered 200 clear plastic bags, paying just 35 cents per bag. After accounting for the cost of the bags, she walked away with roughly $930 in profit, equivalent to approximately KSh 129,000. Her total outlay on stock was KSh 9,066, and with each bag fetching KSh 647 at the gate, her gross earnings from 200 bags came to KSh 129,000.