diff --git a/src/components/input/input.vue b/src/components/input/input.vue
index 4928f9dd..da7135bf 100644
--- a/src/components/input/input.vue
+++ b/src/components/input/input.vue
@@ -190,6 +190,11 @@
             password: {
                 type: Boolean,
                 default: false
+            },
+            // 4.5.0
+            border: {
+                type: Boolean,
+                default: true
             }
         },
         data () {
@@ -250,6 +255,7 @@
                     {
                         [`${prefixCls}-${this.size}`]: !!this.size,
                         [`${prefixCls}-disabled`]: this.itemDisabled,
+                        [`${prefixCls}-no-border`]: !this.border,
                         [`${prefixCls}-with-prefix`]: this.showPrefix,
                         [`${prefixCls}-with-suffix`]: this.showSuffix || (this.search && this.enterButton === false)
                     }
@@ -259,7 +265,8 @@
                 return [
                     `${prefixCls}`,
                     {
-                        [`${prefixCls}-disabled`]: this.itemDisabled
+                        [`${prefixCls}-disabled`]: this.itemDisabled,
+                        [`${prefixCls}-no-border`]: !this.border
                     }
                 ];
             },
diff --git a/src/styles/mixins/input.less b/src/styles/mixins/input.less
index b7520b47..fb624e27 100644
--- a/src/styles/mixins/input.less
+++ b/src/styles/mixins/input.less
@@ -85,6 +85,24 @@
     &-small {
         .input-small();
     }
+
+    &-no-border{
+        border-radius: 0;
+        border-color: transparent;
+        &:hover{
+            border-color: transparent;
+        }
+        &:focus{
+            border-color: transparent;
+            box-shadow: none;
+        }
+        &[disabled]{
+            background-color: transparent;
+            &:hover {
+                border-color: transparent;
+            }
+        }
+    }
 }
 
 .input-error() {