R standard 2nd generation - black + send cold towel R standard 2nd generation - red + send cold towel R standard 2nd generation - blue + send cold towel R standard 2nd generation - white + send cold towel R standard 2nd generation - black - do not send cold towel R standard 2nd generation - red - do not send cold towel R standard 2nd generation - blue - do not send cold towel R standard 2nd generation - white - do not send cold towel R standard 1st generation - white - send cold towel R standard 1st generation - white - do not send cold towel M standard 2nd generation - black + send cold towel M standard 2nd generation - red + send cold towel M standard 2nd generation - blue blue + Send cold towel M standard Second generation - white + send cold towel M standard Second generation - black - do not send cold towel M standard Second generation - red - do not send cold towel M standard Second generation - blue - do not send cold towel M standard Second generation - white - do not send cold towels