diff --git a/About/Manifest.xml b/About/Manifest.xml
index 8a1e65c..1eb72ec 100644
--- a/About/Manifest.xml
+++ b/About/Manifest.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
 <Manifest>
 	<identifier>RJW Menstruation</identifier>
-	<version>1.0.1.4</version>
+	<version>1.0.1.5</version>
 	<dependencies>
 	</dependencies>
 	<incompatibleWith />
diff --git a/Assemblies/RJW_Menstruation.dll b/Assemblies/RJW_Menstruation.dll
index a6dd840..21b75d8 100644
Binary files a/Assemblies/RJW_Menstruation.dll and b/Assemblies/RJW_Menstruation.dll differ
diff --git a/Defs/DNADef/DNADefs.xml b/Defs/DNADef/DNADefs.xml
index 8439f3e..09b3a1c 100644
--- a/Defs/DNADef/DNADefs.xml
+++ b/Defs/DNADef/DNADefs.xml
@@ -1,13 +1,14 @@
 <?xml version="1.0" encoding="utf-8" ?>
+
 <Defs>
+<!-- Obsoleted
   <RJW_Menstruation.DNADef>
-    <defName>Human</defName> <!-- write race defName -->
+    <defName>Human</defName>
     <label>human fetus</label>
 	<fetusTexPath>Fetus/Fetus_Default</fetusTexPath>
-	<cumColor>(255,255,255,255)</cumColor> <!-- RGBA -->
-	<cumThickness>0.2</cumThickness> <!-- 1.0 = never natural flow out. if this value get over 1.0, cum will propagation self in womb -->
-  </RJW_Menstruation.DNADef>
+	<cumThickness>0.2</cumThickness> 
+-->
   
   
   
-</Defs>
+</Defs>
\ No newline at end of file
diff --git a/Defs/ThingDefs/Apparel_Absorbers.xml b/Defs/ThingDefs/Apparel_Absorbers.xml
index 8378937..4fb8c1f 100644
--- a/Defs/ThingDefs/Apparel_Absorbers.xml
+++ b/Defs/ThingDefs/Apparel_Absorbers.xml
@@ -12,6 +12,7 @@
     </graphicData>
     <tickerType>Never</tickerType>
     <smeltable>false</smeltable>
+	<tradeability>Sellable</tradeability>
     <statBases>
       <MaxHitPoints>20</MaxHitPoints>
       <Mass>0.01</Mass>
@@ -79,6 +80,7 @@
     </graphicData>
     <tickerType>Never</tickerType>
     <smeltable>false</smeltable>
+	<tradeability>None</tradeability>
     <statBases>
       <MaxHitPoints>20</MaxHitPoints>
       <Mass>0.05</Mass>
@@ -132,6 +134,7 @@
     </graphicData>
     <tickerType>Never</tickerType>
     <smeltable>false</smeltable>
+	<tradeability>Sellable</tradeability>
     <statBases>
       <MaxHitPoints>40</MaxHitPoints>
       <Mass>0.02</Mass>
@@ -197,6 +200,7 @@
     </graphicData>
     <tickerType>Never</tickerType>
     <smeltable>false</smeltable>
+	<tradeability>None</tradeability>
     <statBases>
       <MaxHitPoints>40</MaxHitPoints>
       <Mass>0.10</Mass>
diff --git a/Patches/PawnModExtentions.xml b/Patches/PawnModExtentions.xml
new file mode 100644
index 0000000..6429120
--- /dev/null
+++ b/Patches/PawnModExtentions.xml
@@ -0,0 +1,37 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+	<Operation Class="PatchOperationAdd">
+		<xpath>Defs/ThingDef[defName="Race's defName"]</xpath>
+		<value>
+			<modExtensions>
+				<li Class="RJW_Menstruation.PawnDNAModExtention">
+					<fetusTexPath>Fetus/Fetus_Default</fetusTexPath>
+					<cumColor>(255,255,255,255)</cumColor>
+					<cumThickness>0.2</cumThickness> 
+				</li>
+			</modExtensions>
+		</value>
+	</Operation>
+-->
+
+<Patch>
+	<Operation Class="PatchOperationAdd">
+		<xpath>Defs/ThingDef[defName="Human"]</xpath>
+		<value>
+			<modExtensions>
+				<li Class="RJW_Menstruation.PawnDNAModExtention">
+					<fetusTexPath>Fetus/Fetus_Default</fetusTexPath>
+					<cumColor>(255,255,255,255)</cumColor> 
+					<cumThickness>0.2</cumThickness> 
+				</li>
+			</modExtensions>
+		</value>
+	</Operation>
+	
+	
+	
+	
+	
+	
+</Patch>
\ No newline at end of file
diff --git a/changelogs.txt b/changelogs.txt
index fea5726..1bd3c55 100644
--- a/changelogs.txt
+++ b/changelogs.txt
@@ -1,7 +1,11 @@
+Version 1.0.1.5
+ - DNADef is obsoleted and replaced to ModExtention
 Version 1.0.1.4
  - fixed bugs that in period hediff not disappear in time
  - fixed enable menopause setting was not saved
- - now cum filth is generated as a single mixture filth
+ - now cum filths are generated as a single mixture filth
+ - dirty tampons and wet pads are now untradable
+ - DNAdef is obsoleted and replaced with modextention
 Version 1.0.1.3
  - requires RJW 4.6.1 or later
  - max absorbable statbase added to vanilla fabrics.
diff --git a/source/RJW_Menstruation/RJW_Menstruation/Cum.cs b/source/RJW_Menstruation/RJW_Menstruation/Cum.cs
index 705314a..ba82d72 100644
--- a/source/RJW_Menstruation/RJW_Menstruation/Cum.cs
+++ b/source/RJW_Menstruation/RJW_Menstruation/Cum.cs
@@ -5,6 +5,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using Verse;
+using RimWorld;
 using UnityEngine;
 using rjw;
 
@@ -37,23 +38,23 @@ namespace RJW_Menstruation
         }
         private Color customColor;
 
-        public DNADef DNA
+        public PawnDNAModExtention DNA
         {
             get
             {
                 if (DNAcache == null)
                 {
-                    DNAcache = DefDatabase<DNADef>.GetNamedSilentFail(pawn?.def.defName ?? "Human");
+                    DNAcache = pawn.def.GetModExtension<PawnDNAModExtention>();
                     if (DNAcache == null)
                     {
-                        DNAcache = VariousDefOf.HumanDNA;
+                        DNAcache = ThingDefOf.Human.GetModExtension<PawnDNAModExtention>();
                     }
                     return DNAcache;
                 }
                 else return DNAcache;
             }
         }
-        private DNADef DNAcache = null;
+        private PawnDNAModExtention DNAcache = null;
         public ThingDef FilthDef
         {
             get
@@ -124,7 +125,6 @@ namespace RJW_Menstruation
         public void ExposeData()
         {
             Scribe_References.Look(ref pawn, "pawn", true);
-            Scribe_Defs.Look(ref DNAcache, "DNAcache");
             Scribe_Values.Look(ref volume, "volume", volume, true);
             Scribe_Values.Look(ref fertvolume, "fertvolume", fertvolume, true);
             Scribe_Values.Look(ref notcumthickness, "notcumthickness", notcumthickness, true);
diff --git a/source/RJW_Menstruation/RJW_Menstruation/DNADef.cs b/source/RJW_Menstruation/RJW_Menstruation/DNADef.cs
deleted file mode 100644
index 65f4d80..0000000
--- a/source/RJW_Menstruation/RJW_Menstruation/DNADef.cs
+++ /dev/null
@@ -1,31 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-using Verse;
-using RimWorld;
-using UnityEngine;
-
-
-namespace RJW_Menstruation
-{
-	public class DNADef : Def
-	{
-		//public bool IsNone => string.IsNullOrEmpty(defName);
-		//public static readonly DNADef None = new DNADef();
-	
-		public string fetusTexPath;
-		public ColorInt cumColor;
-		public Color CumColor => cumColor.ToColor;
-		public float cumThickness = 0f;
-
-	}
-
-
-
-
-
-
-
-}
diff --git a/source/RJW_Menstruation/RJW_Menstruation/HediffComp_Menstruation.cs b/source/RJW_Menstruation/RJW_Menstruation/HediffComp_Menstruation.cs
index 233b72f..dbcd3f9 100644
--- a/source/RJW_Menstruation/RJW_Menstruation/HediffComp_Menstruation.cs
+++ b/source/RJW_Menstruation/RJW_Menstruation/HediffComp_Menstruation.cs
@@ -1065,16 +1065,6 @@ namespace RJW_Menstruation
             return amount;
         }
 
-        private string FilthLabelMaker(List<string> labels)
-        {
-            string res = "";
-            foreach (string label in labels)
-            {
-                res += label;
-            }
-
-            return res;
-        }
 
 
 
diff --git a/source/RJW_Menstruation/RJW_Menstruation/RJW_Menstruation.csproj b/source/RJW_Menstruation/RJW_Menstruation/RJW_Menstruation.csproj
index 9bed9ae..dbb1a2f 100644
--- a/source/RJW_Menstruation/RJW_Menstruation/RJW_Menstruation.csproj
+++ b/source/RJW_Menstruation/RJW_Menstruation/RJW_Menstruation.csproj
@@ -58,7 +58,6 @@
     <Compile Include="Configurations.cs" />
     <Compile Include="Cum.cs" />
     <Compile Include="Dialog_WombStatus.cs" />
-    <Compile Include="DNADef.cs" />
     <Compile Include="DrugOutcomDoers.cs" />
     <Compile Include="FilthMaker_Colored.cs" />
     <Compile Include="HARCompatibility.cs" />
diff --git a/source/RJW_Menstruation/RJW_Menstruation/Things.cs b/source/RJW_Menstruation/RJW_Menstruation/Things.cs
index de3d22e..cb54869 100644
--- a/source/RJW_Menstruation/RJW_Menstruation/Things.cs
+++ b/source/RJW_Menstruation/RJW_Menstruation/Things.cs
@@ -10,6 +10,14 @@ using UnityEngine;
 
 namespace RJW_Menstruation
 {
+    public class PawnDNAModExtention : DefModExtension
+    {
+        public string fetusTexPath;
+        public ColorInt cumColor;
+        public Color CumColor => cumColor.ToColor;
+        public float cumThickness = 0f;
+    }
+
 
     public class AbsorberModExtention : DefModExtension
     {
diff --git a/source/RJW_Menstruation/RJW_Menstruation/Utility.cs b/source/RJW_Menstruation/RJW_Menstruation/Utility.cs
index 35c1a82..51ffbf0 100644
--- a/source/RJW_Menstruation/RJW_Menstruation/Utility.cs
+++ b/source/RJW_Menstruation/RJW_Menstruation/Utility.cs
@@ -149,7 +149,7 @@ namespace RJW_Menstruation
             else if (hediff is Hediff_BasePregnancy)
             {
                 Hediff_BasePregnancy h = (Hediff_BasePregnancy)hediff;
-                string fetustex = DefDatabase<DNADef>.GetNamedSilentFail(h.babies.First().def.defName)?.fetusTexPath ?? "Fetus/Fetus_Default";
+                string fetustex = h.babies.First().def.GetModExtension<PawnDNAModExtention>().fetusTexPath ?? "Fetus/Fetus_Default";
                 if (h.GestationProgress < 0.2f) icon = comp.wombTex + "_Implanted";
                 else if (h.GestationProgress < 0.3f) icon += "Fetus/Fetus_Early00";
                 else if (h.GestationProgress < 0.4f) icon += fetustex + "00";
diff --git a/source/RJW_Menstruation/RJW_Menstruation/VariousDefOf.cs b/source/RJW_Menstruation/RJW_Menstruation/VariousDefOf.cs
index f05c781..050790f 100644
--- a/source/RJW_Menstruation/RJW_Menstruation/VariousDefOf.cs
+++ b/source/RJW_Menstruation/RJW_Menstruation/VariousDefOf.cs
@@ -26,7 +26,7 @@ namespace RJW_Menstruation
         public static readonly HediffDef Hediff_MenstrualCramp = DefDatabase<HediffDef>.GetNamed("Hediff_MenstrualCramp");
         public static readonly HediffDef Hediff_Climacteric = DefDatabase<HediffDef>.GetNamed("Hediff_Climacteric");
         public static readonly HediffDef Hediff_Menopause = DefDatabase<HediffDef>.GetNamed("Hediff_Menopause");
-        public static readonly DNADef HumanDNA = DefDatabase<DNADef>.GetNamed("Human");
+        //public static readonly DNADef HumanDNA = DefDatabase<DNADef>.GetNamed("Human");
         public static readonly StatDef MaxAbsorbable = DefDatabase<StatDef>.GetNamed("MaxAbsorbable");
         public static readonly PawnRelationDef Relation_birthgiver = DefDatabase<PawnRelationDef>.AllDefs.FirstOrDefault(d => d.defName == "RJW_Sire");
         public static readonly PawnRelationDef Relation_spawn = DefDatabase<PawnRelationDef>.AllDefs.FirstOrDefault(d => d.defName == "RJW_Pup");