diff --git a/curl_cffi/requests/__init__.py b/curl_cffi/requests/__init__.py
index da71b19..13fb1f7 100644
--- a/curl_cffi/requests/__init__.py
+++ b/curl_cffi/requests/__init__.py
@@ -32,7 +32,7 @@
 from .cookies import Cookies, CookieTypes
 from .errors import RequestsError
 from .headers import Headers, HeaderTypes
-from .impersonate import ExtraFingerprints
+from .impersonate import ExtraFingerprints, ExtraFpDict
 from .models import Request, Response
 from .session import AsyncSession, BrowserType, ProxySpec, Session, ThreadType
 from .websockets import WebSocket, WebSocketError, WsCloseCode
@@ -61,7 +61,7 @@ def request(
     impersonate: Optional[Union[str, BrowserType]] = None,
     ja3: Optional[str] = None,
     akamai: Optional[str] = None,
-    extra_fp: Optional[ExtraFingerprints] = None,
+    extra_fp: Optional[Union[ExtraFingerprints, ExtraFpDict]] = None,
     thread: Optional[ThreadType] = None,
     default_headers: Optional[bool] = None,
     default_encoding: Union[str, Callable[[bytes], str]] = "utf-8",
diff --git a/curl_cffi/requests/impersonate.py b/curl_cffi/requests/impersonate.py
index 8641e41..382a211 100644
--- a/curl_cffi/requests/impersonate.py
+++ b/curl_cffi/requests/impersonate.py
@@ -1,5 +1,5 @@
 from dataclasses import dataclass
-from typing import List, Literal, Optional
+from typing import List, Literal, Optional, TypedDict
 import warnings
 from enum import Enum
 
@@ -57,6 +57,16 @@ class ExtraFingerprints:
     http2_stream_exclusive: int = 1
 
 
+class ExtraFpDict(TypedDict, total=False):
+    tls_min_version: int
+    tls_grease: bool
+    tls_permute_extensions: bool
+    tls_cert_compression: Literal["zlib", "brotli"]
+    tls_signature_algorithms: Optional[List[str]]
+    http2_stream_weight: int
+    http2_stream_exclusive: int
+
+
 # TLS version are in the format of 0xAABB, where AA is major version and BB is minor
 # version. As of today, the major version is always 03.
 TLS_VERSION_MAP = {
diff --git a/curl_cffi/requests/session.py b/curl_cffi/requests/session.py
index de0786e..e2597da 100644
--- a/curl_cffi/requests/session.py
+++ b/curl_cffi/requests/session.py
@@ -30,7 +30,15 @@
 from .cookies import Cookies, CookieTypes, CurlMorsel
 from .errors import RequestsError, SessionClosed
 from .headers import Headers, HeaderTypes
-from .impersonate import ExtraFingerprints, toggle_extension, BrowserType, TLS_VERSION_MAP, TLS_CIPHER_NAME_MAP, TLS_EC_CURVES_MAP
+from .impersonate import (
+    ExtraFingerprints,
+    ExtraFpDict,
+    toggle_extension,
+    BrowserType,
+    TLS_VERSION_MAP,
+    TLS_CIPHER_NAME_MAP,
+    TLS_EC_CURVES_MAP
+)
 from .models import Request, Response
 from .websockets import WebSocket
 
@@ -172,7 +180,7 @@ def __init__(
         impersonate: Optional[Union[str, BrowserType]] = None,
         ja3: Optional[str] = None,
         akamai: Optional[str] = None,
-        extra_fp: Optional[ExtraFingerprints] = None,
+        extra_fp: Optional[Union[ExtraFingerprints, ExtraFpDict]] = None,
         default_headers: bool = True,
         default_encoding: Union[str, Callable[[bytes], str]] = "utf-8",
         curl_options: Optional[dict] = None,
@@ -328,7 +336,7 @@ def _set_curl_options(
         impersonate: Optional[Union[str, BrowserType]] = None,
         ja3: Optional[str] = None,
         akamai: Optional[str] = None,
-        extra_fp: Optional[ExtraFingerprints] = None,
+        extra_fp: Optional[Union[ExtraFingerprints, ExtraFpDict]] = None,
         default_headers: Optional[bool] = None,
         http_version: Optional[CurlHttpVersion] = None,
         interface: Optional[str] = None,
@@ -576,8 +584,12 @@ def _set_curl_options(
         if ja3:
             if impersonate:
                 warnings.warn("JA3 was altered after browser version was set.")
-                raise RequestsError("Cannot use both impersonate and ja3 string")
-            self._set_ja3_options(c, ja3, permute=bool(extra_fp and extra_fp.tls_permute_extensions))
+            permute = False
+            if isinstance(extra_fp, ExtraFingerprints) and extra_fp.tls_permute_extensions:
+                permute = True
+            if isinstance(extra_fp, dict) and extra_fp.get("tls_permute_extensions"):
+                permute = True
+            self._set_ja3_options(c, ja3, permute=permute)
 
         # akamai string
         akamai = akamai or self.akamai
@@ -589,6 +601,8 @@ def _set_curl_options(
         # extra_fp options
         extra_fp = extra_fp or self.extra_fp
         if extra_fp:
+            if isinstance(extra_fp, dict):
+                extra_fp = ExtraFingerprints(**extra_fp)
             if impersonate:
                 warnings.warn("Extra fingerprints was altered after browser version was set.")
             self._set_extra_fp(c, extra_fp)
@@ -860,7 +874,7 @@ def request(
         impersonate: Optional[Union[str, BrowserType]] = None,
         ja3: Optional[str] = None,
         akamai: Optional[str] = None,
-        extra_fp: Optional[ExtraFingerprints] = None,
+        extra_fp: Optional[Union[ExtraFingerprints, ExtraFpDict]] = None,
         default_headers: Optional[bool] = None,
         default_encoding: Union[str, Callable[[bytes], str]] = "utf-8",
         http_version: Optional[CurlHttpVersion] = None,
@@ -1151,7 +1165,7 @@ async def request(
         impersonate: Optional[Union[str, BrowserType]] = None,
         ja3: Optional[str] = None,
         akamai: Optional[str] = None,
-        extra_fp: Optional[ExtraFingerprints] = None,
+        extra_fp: Optional[Union[ExtraFingerprints, ExtraFpDict]] = None,
         default_headers: Optional[bool] = None,
         default_encoding: Union[str, Callable[[bytes], str]] = "utf-8",
         http_version: Optional[CurlHttpVersion] = None,
diff --git a/examples/impersonate.py b/examples/impersonate.py
index 704e903..e349ac8 100644
--- a/examples/impersonate.py
+++ b/examples/impersonate.py
@@ -1,5 +1,4 @@
 from curl_cffi import requests
-from curl_cffi.requests.impersonate import ExtraFingerprints
 
 # OKHTTP impersonatation examples
 # credits: https://github.com/bogdanfinn/tls-client/blob/master/profiles/contributed_custom_profiles.go
@@ -18,8 +17,8 @@
 
 okhttp4_android10_akamai = "4:16777216|16711681|0|m,p,a,s"
 
-extra_fp = ExtraFingerprints(
-    tls_signature_algorithms=[
+extra_fp = {
+    "tls_signature_algorithms": [
         "ecdsa_secp256r1_sha256",
         "rsa_pss_rsae_sha256",
         "rsa_pkcs1_sha256",
@@ -30,7 +29,7 @@
         "rsa_pkcs1_sha512",
         "rsa_pkcs1_sha1",
     ]
-)
+}
 
 
 r = requests.get(