diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,12 @@
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [PVP versioning](https://pvp.haskell.org/).
 
+## v0.2.1 _(2024-10-25)_
+
+### Changed
+- Export `CollectionItem`
+- Improved documentation
+
 ## v0.2.0 _(2024-10-29)_
 
 ### Added
@@ -13,7 +19,6 @@
 - Classes `EmbeddingResource res` & `CollectingResource res` for resource-modification
 
 ### Changed
-
 - *(breaking change)* Renamed class `HasResource` to `Resource`, removed associated type and Content-Type param
 
 ## v0.1.1 _(2024-10-25)_
diff --git a/servant-hateoas.cabal b/servant-hateoas.cabal
--- a/servant-hateoas.cabal
+++ b/servant-hateoas.cabal
@@ -1,6 +1,6 @@
 cabal-version:           3.0
 name:                    servant-hateoas
-version:                 0.2.0
+version:                 0.2.1
 synopsis:                HATEOAS extension for servant
 description:             Create Resource-Representations for your types and make your API HATEOAS-compliant.
   Resource construction is generic where possible and manually adjustable where required.
diff --git a/src/Servant/Hateoas/ContentType/Collection.hs b/src/Servant/Hateoas/ContentType/Collection.hs
--- a/src/Servant/Hateoas/ContentType/Collection.hs
+++ b/src/Servant/Hateoas/ContentType/Collection.hs
@@ -6,6 +6,7 @@
 module Servant.Hateoas.ContentType.Collection
 ( Collection
 , CollectionResource(..)
+, CollectionItem(..)
 )
 where
 
@@ -28,15 +29,15 @@
 
 -- | Resource wrapper for 'Collection'.
 data CollectionResource a = CollectionResource
-  { href  :: Maybe Link
-  , items :: [CollectionItem a]
-  , links :: [(String, Link)]
+  { href  :: Maybe Link                   -- ^ Link to the collection
+  , items :: [CollectionItem a]           -- ^ All items in the collection
+  , links :: [(String, Link)]             -- ^ Pairs @(rel, link)@ for relations
   } deriving (Show, Generic)
 
 -- | A single item inside a 'CollectionResource'.
 data CollectionItem a = CollectionItem
-  { item :: a
-  , itemLinks :: [(String, Link)]
+  { item :: a                             -- ^ Wrapped item
+  , itemLinks :: [(String, Link)]         -- ^ Links for the wrapped item
   } deriving (Show, Generic)
 
 instance Resource CollectionResource where
diff --git a/src/Servant/Hateoas/ContentType/HAL.hs b/src/Servant/Hateoas/ContentType/HAL.hs
--- a/src/Servant/Hateoas/ContentType/HAL.hs
+++ b/src/Servant/Hateoas/ContentType/HAL.hs
@@ -23,16 +23,16 @@
 import GHC.Generics
 import GHC.Records
 
--- | Data-Kind representing Content-Types with Hypertext Application Language (HAL).
+-- | Data-Kind representing Content-Types of Hypertext Application Language (HAL).
 --
 --   Type parameter @t@ is the mime type suffix in @application/hal+t@.
 data HAL (t :: Type)
 
 -- | Resource wrapper for HAL.
 data HALResource a = HALResource
-  { resource :: a
-  , links    :: [(String, Link)]
-  , embedded :: [(String, SomeToJSON HALResource)]
+  { resource :: a                                       -- ^ Wrapped resource
+  , links    :: [(String, Link)]                        -- ^ Pairs @(rel, link)@ for relations
+  , embedded :: [(String, SomeToJSON HALResource)]      -- ^ Pairs @(rel, resource)@ for embedded resources
   } deriving (Generic)
 
 instance Resource HALResource where