Yupoo Yupoo COACH mahjong bag is a long-lasting running model and is the first choice for mothers. Quality assurance. Classic printed PVC material. The upper body is lightweight, versatile and durable. The shoulder strap is adjustable and can be worn on one shoulder. There is a zippered coin bag inside that can hold any model of large mobile phone when shopping for groceries and playing mahjong 90 All moms will like it