Progress helps show the progress status for a time-consuming task that consists of several steps.
const Example = () => {
  return <Box w="100%">
      <Progress w="300" shadow={2} value={45} mx="4" />
    </Box>;
};
import { Progress } from 'native-base';
const Example = () => {
  return <Center w="100%">
      <Box w="90%" maxW="400">
        <Progress value={45} mx="4" />
      </Box>
    </Center>;
};
const Example = () => {
  return <Center w="100%">
      <Box w="90%" maxW="400">
        <VStack space="md">
          <VStack mx="4" space="md">
            <Progress colorScheme="primary" value={35} />
            <Progress colorScheme="secondary" value={45} />
            <Progress colorScheme="emerald" value={55} />
            <Progress colorScheme="warning" value={65} />
            <Progress colorScheme="light" value={75} />
          </VStack>
        </VStack>
      </Box>
    </Center>;
};
const Example = () => {
  return <Center w="100%">
      <Box w="90%" maxW="400">
        <VStack space="md">
          <VStack mx="4" space="md">
            <Progress size="xs" mb={4} value={25} />
            <Progress size="sm" mb={4} value={35} />
            <Progress size="md" mb={4} value={45} />
            <Progress size="lg" mb={4} value={55} />
            <Progress size="xl" mb={4} value={65} />
            <Progress size="2xl" mb={4} value={75} />
          </VStack>
        </VStack>
      </Box>
    </Center>;
};
const Example = () => {
  return <Center w="100%">
      <Box w="90%" maxW="400">
        <Progress rounded="0" value={65} mx="4" />
      </Box>
    </Center>;
};
const Example = () => {
  return <Center w="100%">
      <Box w="90%" maxW="400">
        <Progress bg="coolGray.100" _filledTrack={{
        bg: "lime.500"
      }} value={75} mx="4" />
      </Box>
    </Center>;
};
Progress implements 
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Defines height of Progress
Type: ThemeComponentSizeType<"Progress">
The color scheme of the progress. This should be one of the color keys in the theme (e.g."green", "red").
Pseudo prop to give Prop to filled track
Type: InterfaceBoxProps<IProgressProps>
NativeBase ships with a default theme for each component. Check out the default theme of the progress
.
Info: 
We can easily extend the progress component theme using extendTheme function as described in the documentation .Adheres to the 
progressbar On web, aria-valuenow, aria-valuemin and aria-valuemax is used to ensure the progress percent is visible to screen readers.
On mobile, 
 is used to ensure it is announced by Talkback and VoiceOver.