Marketer of products for infants and toddlers, First Years Inc, on Thursday posted a 46 per cent rise in second quarter net income to $2.2 million from $1.5m in the year-ago period on higher sales. The Massachusetts-based company said sales climbed nine per cent to $34.8m from $31.8m and added it expects profits to jump up to 20 per cent this year and sales to rise by as much as eight per cent.