fragment_sticky_bottom_sheet.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/sheet_constraint_layout"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:paddingTop="6dp"
    android:paddingStart="10dp"
    android:paddingEnd="10dp"
    android:paddingBottom="10dp"
    android:layout_marginTop="10dp">

    <TextView
        android:id="@+id/sheet_title"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginTop="4dp"
        android:layout_marginBottom="38dp"
        android:includeFontPadding="false"
        android:text="Title"
        android:textSize="24sp"
        android:textStyle="bold"
        android:gravity="center"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintWidth_percent="0.65"/>

    <androidx.recyclerview.widget.RecyclerView
        android:id="@+id/sheet_recyclerview"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:clipToPadding="false"
        android:layout_marginTop="5dp"
        android:paddingBottom="8dp"
        app:layout_constraintBottom_toBottomOf="@id/sheet_button"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/sheet_title"
        tools:itemCount="20"
        tools:listitem="@layout/item_layout" />

    <com.google.android.material.button.MaterialButton
        android:id="@+id/sheet_button"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:elegantTextHeight="true"
        android:gravity="center"
        android:letterSpacing="0"
        android:paddingTop="8dp"
        android:paddingBottom="11dp"
        android:text="Button"
        android:textAllCaps="false"
        android:textSize="18sp"
        app:backgroundTint="@android:color/holo_blue_dark"
        app:cornerRadius="8dp"
        app:layout_constraintEnd_toEndOf="@+id/sheet_recyclerview"
        app:layout_constraintStart_toStartOf="@+id/sheet_recyclerview"
        app:layout_constraintTop_toTopOf="parent"
        tools:layout_marginTop="500dp"/>

</androidx.constraintlayout.widget.ConstraintLayout>