diff --git a/packages/core/src/components/vector-range/index.jsx b/packages/core/src/components/vector-range/index.jsx
new file mode 100644
index 0000000..c93c932
--- /dev/null
+++ b/packages/core/src/components/vector-range/index.jsx
@@ -0,0 +1,104 @@
+import './index.scss';
+
+import {
+  PropTypes,
+  React,
+  useState,
+} from '@latus/react';
+
+import Vector from '../vector';
+
+const VectorRange = ({
+  integer,
+  onChange,
+  range,
+}) => {
+  const [isSingle, setIsSingle] = useState(Array.isArray(range));
+  return (
+    <div className="vector-range">
+      <Vector
+        integer={integer}
+        onChange={(value) => {
+          onChange?.(
+            isSingle
+              ? value
+              : {
+                min: value,
+                max: range.max,
+              },
+          );
+        }}
+        vector={isSingle ? range : range.min}
+      />
+      <label className="vector-range__to-label">
+        to
+        {isSingle && '?'}
+        <input
+          type="checkbox"
+          checked={!isSingle}
+          onChange={(event) => {
+            setIsSingle(!event.target.checked);
+            onChange?.(
+              !event.target.checked
+                ? range.min
+                : {
+                  min: range,
+                  max: range,
+                },
+            );
+          }}
+        />
+      </label>
+      {!isSingle && (
+        <Vector
+          integer={integer}
+          onChange={(value) => {
+            onChange?.({
+              min: range.min,
+              max: value,
+            });
+          }}
+          vector={range.max}
+        />
+      )}
+    </div>
+  );
+};
+
+const createVectorRangePropType = (isRequired) => (props, propName, componentName) => {
+  const fail = (why) => new Error(
+    `Invalid prop ${propName} suppied to ${componentName}. ${why}.`,
+  );
+  const range = props[propName];
+  if (!range && isRequired) {
+    return fail('Is required but missing');
+  }
+  if (
+    (
+      'undefined' === typeof range.min
+      || 'undefined' === typeof range.max
+    )
+    && (
+      !Array.isArray(range)
+      || 2 !== range.length
+    )
+  ) {
+    return fail('Expected {min, max} or a Vector');
+  }
+  return undefined;
+};
+export const vectorRangePropType = createVectorRangePropType(false);
+vectorRangePropType.isRequired = createVectorRangePropType(true);
+
+VectorRange.defaultProps = {
+  integer: false,
+  onChange: null,
+};
+
+VectorRange.propTypes = {
+  integer: PropTypes.bool,
+  onChange: PropTypes.func,
+  range: vectorRangePropType.isRequired,
+};
+
+export default VectorRange;
diff --git a/packages/core/src/components/vector-range/index.scss b/packages/core/src/components/vector-range/index.scss
new file mode 100644
index 0000000..a774dc9
--- /dev/null
+++ b/packages/core/src/components/vector-range/index.scss
@@ -0,0 +1,11 @@
+.vector-range {
+  display: flex;
+}
+
+.vector-range__to-label {
+  align-self: center;
+}
+
+.vector-range input[type="number"] {
+  margin-left: 1em;
+}
diff --git a/packages/core/src/components/vector/index.jsx b/packages/core/src/components/vector/index.jsx
new file mode 100644
index 0000000..5452d51
--- /dev/null
+++ b/packages/core/src/components/vector/index.jsx
@@ -0,0 +1,74 @@
+import './index.scss';
+
+import {PropTypes, React} from '@latus/react';
+import Number from '../number';
+
+const Vector = ({
+  integer,
+  labels,
+  onChange,
+  vector,
+}) => (
+  <div className="vector">
+    <label>
+      {labels[0]}
+      <Number
+        integer={integer}
+        onChange={(value) => {
+          onChange?.([
+            value,
+            vector[1],
+          ]);
+        }}
+        value={vector[0]}
+      />
+    </label>
+    <label>
+      {labels[1]}
+      <Number
+        integer={integer}
+        onChange={(value) => {
+          onChange?.([
+            vector[0],
+            value,
+          ]);
+        }}
+        value={vector[1]}
+      />
+    </label>
+  </div>
+);
+
+const createVectorPropType = (isRequired) => (props, propName, componentName) => {
+  const fail = (why) => new Error(
+    `Invalid prop ${propName} suppied to ${componentName}. ${why}.`,
+  );
+  const vector = props[propName];
+  if (!vector && isRequired) {
+    return fail('Is required but missing');
+  }
+  if (
+    !Array.isArray(vector)
+    || 2 !== vector.length
+  ) {
+    return fail('Expected 2-length array vector');
+  }
+  return undefined;
+};
+export const vectorPropType = createVectorPropType(false);
+vectorPropType.isRequired = createVectorPropType(true);
+
+Vector.defaultProps = {
+  integer: false,
+  onChange: null,
+  labels: ['X', 'Y'],
+};
+
+Vector.propTypes = {
+  integer: PropTypes.bool,
+  onChange: PropTypes.func,
+  labels: PropTypes.arrayOf(PropTypes.string),
+  vector: vectorPropType.isRequired,
+};
+
+export default Vector;
diff --git a/packages/core/src/components/vector/index.scss b/packages/core/src/components/vector/index.scss
new file mode 100644
index 0000000..56084b0
--- /dev/null
+++ b/packages/core/src/components/vector/index.scss
@@ -0,0 +1,3 @@
+.vector {
+  display: flex;
+}
diff --git a/packages/core/src/index.js b/packages/core/src/index.js
index 7d165d8..8f2a298 100644
--- a/packages/core/src/index.js
+++ b/packages/core/src/index.js
@@ -2,6 +2,8 @@ import {projects, user} from './state';
 
 export {default as Number} from './components/number';
 export {default as Range, rangePropType} from './components/range';
+export {default as Vector, vectorPropType} from './components/vector';
+export {default as VectorRange, vectorRangePropType} from './components/vector-range';
 export {default as ProjectContext} from './context/project';
 export {default as UriContext} from './context/uri';
 export {default as useProject} from './hooks/use-project';