how to transfer data from gridview from one page to a another page gridview

hi iam using asp.net with c#
in my gridview 1st column is checkbox
select    productname       price    quantity     total
()           rose                    124        6             124*6
()           biscuits              345        89            345*89
()            choclate             670       45             670*45
                                                                        =======
                                          
 when user click next button then which ever row is checked then data is transfer to other page and displayed in gridview
please can you give some example for this ...