diff --git a/src/main/java/org/cactoos/collection/Reversed.java b/src/main/java/org/cactoos/collection/Reversed.java
index 9541175c80..269e1d74cd 100644
--- a/src/main/java/org/cactoos/collection/Reversed.java
+++ b/src/main/java/org/cactoos/collection/Reversed.java
@@ -27,7 +27,7 @@
 import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
-import org.cactoos.func.StickyFunc;
+import org.cactoos.func.FuncOf;
 import org.cactoos.func.UncheckedFunc;
 import org.cactoos.iterable.IterableOf;
 
@@ -58,13 +58,15 @@ public Reversed(final X... src) {
     public Reversed(final Iterable<X> src) {
         super(
             new UncheckedFunc<>(
-                new StickyFunc<Iterable<X>, Collection<X>>(
-                    input -> {
-                        final List<X> items = new LinkedList<>();
-                        input.forEach(items::add);
-                        Collections.reverse(items);
-                        return items;
-                    }
+                new FuncOf<Iterable<X>, Collection<X>>(
+                    new org.cactoos.scalar.Sticky<>(
+                        () -> {
+                            final List<X> items = new LinkedList<>();
+                            src.forEach(items::add);
+                            Collections.reverse(items);
+                            return items;
+                        }
+                    )
                 )
             ).apply(src)
         );
diff --git a/src/main/java/org/cactoos/collection/Shuffled.java b/src/main/java/org/cactoos/collection/Shuffled.java
index db13d9c54b..efc2b33053 100644
--- a/src/main/java/org/cactoos/collection/Shuffled.java
+++ b/src/main/java/org/cactoos/collection/Shuffled.java
@@ -27,7 +27,7 @@
 import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
-import org.cactoos.func.StickyFunc;
+import org.cactoos.func.FuncOf;
 import org.cactoos.func.UncheckedFunc;
 import org.cactoos.iterable.IterableOf;
 
@@ -57,13 +57,15 @@ public Shuffled(final T... src) {
     public Shuffled(final Iterable<T> src) {
         super(
             new UncheckedFunc<>(
-                new StickyFunc<Iterable<T>, Collection<T>>(
-                    input -> {
-                        final List<T> items = new LinkedList<>();
-                        input.forEach(items::add);
-                        Collections.shuffle(items);
-                        return items;
-                    }
+                new FuncOf<Iterable<T>, Collection<T>>(
+                    new org.cactoos.scalar.Sticky<>(
+                        () -> {
+                            final List<T> items = new LinkedList<>();
+                            src.forEach(items::add);
+                            Collections.shuffle(items);
+                            return items;
+                        }
+                    )
                 )
             ).apply(src)
         );
diff --git a/src/main/java/org/cactoos/collection/Solid.java b/src/main/java/org/cactoos/collection/Solid.java
index 796e93a4ec..5344307f5d 100644
--- a/src/main/java/org/cactoos/collection/Solid.java
+++ b/src/main/java/org/cactoos/collection/Solid.java
@@ -27,7 +27,7 @@
 import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
-import org.cactoos.func.SolidFunc;
+import org.cactoos.func.FuncOf;
 import org.cactoos.func.UncheckedFunc;
 import org.cactoos.iterable.IterableOf;
 
@@ -58,13 +58,17 @@ public Solid(final T... array) {
     public Solid(final Iterable<T> src) {
         super(
             new UncheckedFunc<>(
-                new SolidFunc<Iterable<T>, Collection<T>>(
-                    input -> {
-                        final List<T> items = new LinkedList<>();
-                        input.forEach(items::add);
-                        Collections.shuffle(items);
-                        return items;
-                    }
+                new FuncOf<Iterable<T>, Collection<T>>(
+                    new org.cactoos.scalar.Solid<>(
+                        new org.cactoos.scalar.Sticky<>(
+                            () -> {
+                                final List<T> items = new LinkedList<>();
+                                src.forEach(items::add);
+                                Collections.shuffle(items);
+                                return items;
+                            }
+                        )
+                    )
                 )
             ).apply(src)
         );
diff --git a/src/main/java/org/cactoos/collection/Sorted.java b/src/main/java/org/cactoos/collection/Sorted.java
index 7fd701cc02..c8e1e6bcbc 100644
--- a/src/main/java/org/cactoos/collection/Sorted.java
+++ b/src/main/java/org/cactoos/collection/Sorted.java
@@ -27,7 +27,7 @@
 import java.util.Comparator;
 import java.util.LinkedList;
 import java.util.List;
-import org.cactoos.func.StickyFunc;
+import org.cactoos.func.FuncOf;
 import org.cactoos.func.UncheckedFunc;
 import org.cactoos.iterable.IterableOf;
 import org.cactoos.list.ListOf;
@@ -83,13 +83,15 @@ public Sorted(final Comparator<T> cmp, final T... src) {
     public Sorted(final Comparator<T> cmp, final Iterable<T> src) {
         super(
             new UncheckedFunc<>(
-                new StickyFunc<Iterable<T>, Collection<T>>(
-                    input -> {
-                        final List<T> items = new LinkedList<>();
-                        input.forEach(items::add);
-                        items.sort(cmp);
-                        return items;
-                    }
+                new FuncOf<Iterable<T>, Collection<T>>(
+                    new org.cactoos.scalar.Sticky<>(
+                        () -> {
+                            final List<T> items = new LinkedList<>();
+                            src.forEach(items::add);
+                            items.sort(cmp);
+                            return items;
+                        }
+                    )
                 )
             ).apply(src)
         );
diff --git a/src/main/java/org/cactoos/collection/Sticky.java b/src/main/java/org/cactoos/collection/Sticky.java
index 151d6f7402..2cba437b22 100644
--- a/src/main/java/org/cactoos/collection/Sticky.java
+++ b/src/main/java/org/cactoos/collection/Sticky.java
@@ -25,7 +25,7 @@
 
 import java.util.Collection;
 import java.util.LinkedList;
-import org.cactoos.func.StickyFunc;
+import org.cactoos.func.FuncOf;
 import org.cactoos.func.UncheckedFunc;
 import org.cactoos.iterable.IterableOf;
 
@@ -55,12 +55,14 @@ public Sticky(final E... src) {
     public Sticky(final Iterable<E> src) {
         super(
             new UncheckedFunc<>(
-                new StickyFunc<Iterable<E>, Collection<E>>(
-                    input -> {
-                        final Collection<E> temp = new LinkedList<>();
-                        input.forEach(temp::add);
-                        return temp;
-                    }
+                new FuncOf<Iterable<E>, Collection<E>>(
+                    new org.cactoos.scalar.Sticky<>(
+                        () -> {
+                            final Collection<E> temp = new LinkedList<>();
+                            src.forEach(temp::add);
+                            return temp;
+                        }
+                    )
                 )
             ).apply(src)
         );
diff --git a/src/main/java/org/cactoos/collection/Synced.java b/src/main/java/org/cactoos/collection/Synced.java
index 0686004ff7..8ffb48ddaa 100644
--- a/src/main/java/org/cactoos/collection/Synced.java
+++ b/src/main/java/org/cactoos/collection/Synced.java
@@ -26,7 +26,7 @@
 import java.util.Collection;
 import java.util.Collections;
 import java.util.LinkedList;
-import org.cactoos.func.SyncFunc;
+import org.cactoos.func.FuncOf;
 import org.cactoos.func.UncheckedFunc;
 import org.cactoos.iterable.IterableOf;
 
@@ -64,12 +64,14 @@ public Synced(final T... array) {
     public Synced(final Iterable<T> src) {
         super(
             new UncheckedFunc<>(
-                new SyncFunc<Iterable<T>, Collection<T>>(
-                    input -> {
-                        final Collection<T> temp = new LinkedList<>();
-                        input.forEach(temp::add);
-                        return Collections.synchronizedCollection(temp);
-                    }
+                new FuncOf<Iterable<T>, Collection<T>>(
+                    new org.cactoos.scalar.Synced<>(
+                        () -> {
+                            final Collection<T> temp = new LinkedList<>();
+                            src.forEach(temp::add);
+                            return Collections.synchronizedCollection(temp);
+                        }
+                    )
                 )
             ).apply(src)
         );
diff --git a/src/main/java/org/cactoos/set/SetOf.java b/src/main/java/org/cactoos/set/SetOf.java
index 44b0e59013..0175736965 100644
--- a/src/main/java/org/cactoos/set/SetOf.java
+++ b/src/main/java/org/cactoos/set/SetOf.java
@@ -27,8 +27,10 @@
 import java.util.HashSet;
 import java.util.Set;
 import org.cactoos.collection.CollectionEnvelope;
+import org.cactoos.func.FuncOf;
 import org.cactoos.func.UncheckedFunc;
 import org.cactoos.iterable.IterableOf;
+import org.cactoos.scalar.Unchecked;
 
 /**
  * Iterable as {@link Set}.
@@ -60,12 +62,16 @@ public SetOf(final T... array) {
      */
     public SetOf(final Iterable<T> src) {
         super(
-            new UncheckedFunc<Iterable<T>, Set<T>>(
-                input -> {
-                    final Set<T> tmp = new HashSet<>();
-                    input.forEach(tmp::add);
-                    return Collections.unmodifiableSet(tmp);
-                }
+            new UncheckedFunc<>(
+                new FuncOf<Iterable<T>, Set<T>>(
+                    new Unchecked<>(
+                        () -> {
+                            final Set<T> tmp = new HashSet<>();
+                            src.forEach(tmp::add);
+                            return Collections.unmodifiableSet(tmp);
+                        }
+                    )
+                )
             ).apply(src)
         );
     }