What gift did Jim give Chris because Chris's weren't acceptable

Jim gave Chris a pair of rubber boots because his weren't acceptable.

Before Alex left the pickup, Gallien reached behind the seat, pulled out an old pair of rubber work boots, and persuaded the boy to take them. “They were too big for him,” Gallien recalls. “But I said, ‘Wear two pair of socks, and your feet ought to stay halfway warm and dry.’”