diff --git a/src/BulletSoftBody/btDeformableMultiBodyConstraintSolver.cpp b/src/BulletSoftBody/btDeformableMultiBodyConstraintSolver.cpp
index 2567cecab..1e0d53a41 100644
--- a/src/BulletSoftBody/btDeformableMultiBodyConstraintSolver.cpp
+++ b/src/BulletSoftBody/btDeformableMultiBodyConstraintSolver.cpp
@@ -23,7 +23,6 @@ btScalar btDeformableMultiBodyConstraintSolver::solveGroupCacheFriendlyIteration
         ///this is a special step to resolve penetrations (just for contacts)
         solveGroupCacheFriendlySplitImpulseIterations(bodies, numBodies, manifoldPtr, numManifolds, constraints, numConstraints, infoGlobal, debugDrawer);
         
-//        m_maxOverrideNumSolverIterations = 10;
         int maxIterations = m_maxOverrideNumSolverIterations > infoGlobal.m_numIterations ? m_maxOverrideNumSolverIterations : infoGlobal.m_numIterations;
         for (int iteration = 0; iteration < maxIterations; iteration++)
         {
diff --git a/src/BulletSoftBody/btDeformableMultiBodyDynamicsWorld.cpp b/src/BulletSoftBody/btDeformableMultiBodyDynamicsWorld.cpp
index 73e534d09..9c21bf9b0 100644
--- a/src/BulletSoftBody/btDeformableMultiBodyDynamicsWorld.cpp
+++ b/src/BulletSoftBody/btDeformableMultiBodyDynamicsWorld.cpp
@@ -88,8 +88,6 @@ void btDeformableMultiBodyDynamicsWorld::softBodySelfCollision()
 void btDeformableMultiBodyDynamicsWorld::integrateTransforms(btScalar timeStep)
 {
     BT_PROFILE("integrateTransforms");
-    //m_deformableBodySolver->backupVelocity();
-    //positionCorrection(timeStep);  // looks like position correction is no longer necessary
     btMultiBodyDynamicsWorld::integrateTransforms(timeStep);
     for (int i = 0; i < m_softBodies.size(); ++i)
     {
@@ -116,16 +114,12 @@ void btDeformableMultiBodyDynamicsWorld::integrateTransforms(btScalar timeStep)
         }
         psb->interpolateRenderMesh();
     }
-    //m_deformableBodySolver->revertVelocity();
 }
 
 void btDeformableMultiBodyDynamicsWorld::solveConstraints(btScalar timeStep)
 {
-    if (!m_implicit)
-    {
-        // save v_{n+1}^* velocity after explicit forces
-        m_deformableBodySolver->backupVelocity();
-    }
+    // save v_{n+1}^* velocity after explicit forces
+    m_deformableBodySolver->backupVelocity();
     
     // set up constraints among multibodies and between multibodies and deformable bodies
     setupConstraints();
diff --git a/src/BulletSoftBody/btSoftBody.cpp b/src/BulletSoftBody/btSoftBody.cpp
index 253de645d..843c60e29 100644
--- a/src/BulletSoftBody/btSoftBody.cpp
+++ b/src/BulletSoftBody/btSoftBody.cpp
@@ -117,6 +117,9 @@ void btSoftBody::initDefaults()
 	m_windVelocity = btVector3(0, 0, 0);
 	m_restLengthScale = btScalar(1.0);
     m_dampingCoefficient = 1;
+    m_sleepingThreshold = 0.01;
+    m_useFaceContact = false;
+    m_collisionFlags = 0;
 }
 
 //
@@ -3494,13 +3497,16 @@ void btSoftBody::defaultCollisionHandler(const btCollisionObjectWrapper* pcoWrap
                 docollideNode.stamargin = basemargin;
                 m_ndbvt.collideTV(m_ndbvt.m_root, volume, docollideNode);
                 
-                btSoftColliders::CollideSDF_RDF docollideFace;
-                docollideFace.psb = this;
-                docollideFace.m_colObj1Wrap = pcoWrap;
-                docollideFace.m_rigidBody = prb1;
-                docollideFace.dynmargin = basemargin + timemargin;
-                docollideFace.stamargin = basemargin;
-                m_fdbvt.collideTV(m_fdbvt.m_root, volume, docollideFace);
+                if (this->m_useFaceContact)
+                {
+                    btSoftColliders::CollideSDF_RDF docollideFace;
+                    docollideFace.psb = this;
+                    docollideFace.m_colObj1Wrap = pcoWrap;
+                    docollideFace.m_rigidBody = prb1;
+                    docollideFace.dynmargin = basemargin + timemargin;
+                    docollideFace.stamargin = basemargin;
+                    m_fdbvt.collideTV(m_fdbvt.m_root, volume, docollideFace);
+                }
             }
         }
         break;
diff --git a/src/BulletSoftBody/btSoftBody.h b/src/BulletSoftBody/btSoftBody.h
index 4f4f6f22b..970290962 100644
--- a/src/BulletSoftBody/btSoftBody.h
+++ b/src/BulletSoftBody/btSoftBody.h
@@ -789,6 +789,9 @@ public:
 	btDbvt m_cdbvt;                    // Clusters tree
 	tClusterArray m_clusters;          // Clusters
     btScalar m_dampingCoefficient;     // Damping Coefficient
+    btScalar m_sleepingThreshold;
+    btScalar m_maxSpeedSquared;
+    bool m_useFaceContact;
     
     btAlignedObjectArray<btVector4> m_renderNodesInterpolationWeights;
     btAlignedObjectArray<btAlignedObjectArray<const btSoftBody::Node*> > m_renderNodesParents;
@@ -829,6 +832,11 @@ public:
     {
         m_dampingCoefficient = damping_coeff;
     }
+    
+    void setUseFaceContact(bool useFaceContact)
+    {
+        m_useFaceContact = false;
+    }
 
 	///@todo: avoid internal softbody shape hack and move collision code to collision library
 	virtual void setCollisionShape(btCollisionShape* collisionShape)