diff --git a/src/components/mui/__tests__/mui-formik-file-size-field.test.js b/src/components/mui/__tests__/mui-formik-file-size-field.test.js
new file mode 100644
index 000000000..fc00b79fd
--- /dev/null
+++ b/src/components/mui/__tests__/mui-formik-file-size-field.test.js
@@ -0,0 +1,59 @@
+import React from "react";
+import { render, screen, act } from "@testing-library/react";
+import userEvent from "@testing-library/user-event";
+import { Formik, Form } from "formik";
+import "@testing-library/jest-dom";
+import MuiFormikFilesizeField from "../formik-inputs/mui-formik-file-size-field";
+import { BYTES_PER_MB } from "../../../utils/constants";
+
+const renderWithFormik = (props, initialValues = { max_file_size: 0 }) =>
+  render(
+    <Formik initialValues={initialValues} onSubmit={props.onSubmit}>
+      <Form>
+        <MuiFormikFilesizeField name="max_file_size" {...props} />
+        <button type="submit">submit</button>
+      </Form>
+    </Formik>
+  );
+
+describe("MuiFormikFilesizeField", () => {
+  describe("display and store", () => {
+    it("converts MB input to bytes", async () => {
+      const onSubmit = jest.fn();
+      renderWithFormik({
+        label: "Max File Size",
+        onSubmit
+      });
+
+      const field = screen.getByLabelText("Max File Size");
+      const submitButton = screen.getByText("submit");
+
+      await act(async () => {
+        await userEvent.clear(field); // field initializes with 0
+        await userEvent.type(field, "10");
+        await userEvent.click(submitButton);
+      });
+
+      expect(onSubmit).toHaveBeenCalledWith(
+        expect.objectContaining({
+          max_file_size: 10 * BYTES_PER_MB
+        }),
+        expect.anything()
+      );
+    });
+
+    it("displays bytes as MB", async () => {
+      const onSubmit = jest.fn();
+      renderWithFormik(
+        {
+          label: "Max File Size",
+          onSubmit
+        },
+        { max_file_size: 15_728_640 } // 15 * 1_048_576
+      );
+
+      const field = screen.getByLabelText("Max File Size");
+      expect(field).toHaveValue(15);
+    });
+  });
+});
diff --git a/src/components/mui/formik-inputs/mui-formik-file-size-field.js b/src/components/mui/formik-inputs/mui-formik-file-size-field.js
new file mode 100644
index 000000000..e6025bb6c
--- /dev/null
+++ b/src/components/mui/formik-inputs/mui-formik-file-size-field.js
@@ -0,0 +1,64 @@
+import React from "react";
+import PropTypes from "prop-types";
+import { InputAdornment } from "@mui/material";
+import { useField } from "formik";
+import MuiFormikTextField from "./mui-formik-textfield";
+import { BYTES_PER_MB } from "../../../utils/constants";
+
+const BLOCKED_KEYS = ["e", "E", "+", "-", ".", ","];
+
+const MuiFormikFilesizeField = ({ name, label, ...props }) => {
+  const [field, meta, helpers] = useField(name);
+
+  const displayValue =
+    field.value != null ? Math.floor(field.value / BYTES_PER_MB) : 0;
+
+  const emptyValue = meta.initialValue === null ? null : 0;
+
+  const handleChange = (e) => {
+    const mbValue = e.target.value;
+
+    if (mbValue === "") {
+      helpers.setValue(emptyValue);
+      return;
+    }
+
+    const bytes = Number(mbValue) * BYTES_PER_MB;
+    helpers.setValue(bytes);
+  };
+
+  return (
+    <MuiFormikTextField
+      name={name}
+      label={label}
+      type="number"
+      value={displayValue}
+      onChange={handleChange}
+      slotProps={{
+        input: {
+          endAdornment: <InputAdornment position="end">MB</InputAdornment>
+        }
+      }}
+      onKeyDown={(e) => {
+        if (BLOCKED_KEYS.includes(e.key)) {
+          e.nativeEvent.preventDefault();
+          e.nativeEvent.stopImmediatePropagation();
+        }
+      }}
+      inputProps={{
+        min: 0,
+        inputMode: "numeric",
+        step: 1
+      }}
+      // eslint-disable-next-line react/jsx-props-no-spreading
+      {...props}
+    />
+  );
+};
+
+MuiFormikFilesizeField.propTypes = {
+  name: PropTypes.string.isRequired,
+  label: PropTypes.string
+};
+
+export default MuiFormikFilesizeField;
diff --git a/src/pages/sponsors-global/page-templates/page-template-popup/modules/page-template-media-request-module.js b/src/pages/sponsors-global/page-templates/page-template-popup/modules/page-template-media-request-module.js
index 24269887a..60a2261f4 100644
--- a/src/pages/sponsors-global/page-templates/page-template-popup/modules/page-template-media-request-module.js
+++ b/src/pages/sponsors-global/page-templates/page-template-popup/modules/page-template-media-request-module.js
@@ -6,6 +6,7 @@ import { Grid2, Divider, InputLabel } from "@mui/material";
 import MuiFormikTextField from "../../../../../components/mui/formik-inputs/mui-formik-textfield";
 import MuiFormikDatepicker from "../../../../../components/mui/formik-inputs/mui-formik-datepicker";
 import MuiFormikRadioGroup from "../../../../../components/mui/formik-inputs/mui-formik-radio-group";
+import MuiFormikFilesizeField from "../../../../../components/mui/formik-inputs/mui-formik-file-size-field";
 import { PAGE_MODULES_MEDIA_TYPES } from "../../../../../utils/constants";
 import MuiFormikAsyncAutocomplete from "../../../../../components/mui/formik-inputs/mui-formik-async-select";
 import { queryMediaFileTypes } from "../../../../../actions/media-file-type-actions";
@@ -67,9 +68,8 @@ const MediaRequestModule = ({ baseName, index }) => {
             <InputLabel htmlFor={buildFieldName("max_file_size")}>
               {T.translate("page_template_list.page_crud.max_file_size")}
             </InputLabel>
-            <MuiFormikTextField
+            <MuiFormikFilesizeField
               name={buildFieldName("max_file_size")}
-              type="number"
               margin="none"
               fullWidth
             />
diff --git a/src/utils/constants.js b/src/utils/constants.js
index 738fefa11..3983fbeb5 100644
--- a/src/utils/constants.js
+++ b/src/utils/constants.js
@@ -163,6 +163,8 @@ export const LANGUAGE_CODE_LENGTH = 2;
 
 export const SLICE_TICKET_NUMBER = -15;
 
+export const BYTES_PER_MB = 1_048_576; // 1024 * 1024
+
 export const MARKETING_SETTING_TYPE_TEXT = "TEXT";
 export const MARKETING_SETTING_TYPE_TEXTAREA = "TEXTAREA";
 export const MARKETING_SETTING_TYPE_FILE = "FILE";
@@ -256,7 +258,7 @@ export const PURCHASE_STATUS = {
   PENDING: "Pending",
   PAID: "Paid",
   CANCELLED: "Cancelled"
-}
+};
 
 export const SPONSOR_USER_ASSIGNMENT_TYPE = {
   EXISTING: "existing",