21. The cross-training shoes should be returned to the store where they were purchased to receive a substitute product or store credit. 22. The agreement includes a Johnson line of training shoes and performance incentives that " could make the deal worth millions more," 23. The British athletic equipment maker Umbro apologized earlier this year for using the word Zyklon for a line of training shoes . 24. In the 1950s the company specialised in manufacturing football boots, by the 1970s the company had started to manufacture training shoes . 25. The possible merits of this variation can be derived from the difference between stud-less training shoes and football boots with studs. 26. This day, I'm sticking with my regular training shoes , which have good treads, and wearing a windbreaker to guard against rain. 27. For instance, she goes through a $ 70 pair of training shoes every month or so, and there are travel expenses. 28. Sales of basketball shoes rose 9 percent, sales of running shoes fell 9 percent and sales of training shoes fell 15 percent. 29. The lawsuit alleged New Balance engaged in deceptive advertising because the soles of its running shoes and cross-training shoes come from China. 30. I once puzzled over a great-looking pair of Asics cross-training shoes , trying to figure out why the price had been so greatly reduced.