Bump stems in assorted colors are great for a variety of craft projects. Use them to add dimension to your next craft project. They are perfect for flower petals bumble bee wings or a lion s mane. Each chenille-covered stem has four bumps. Stems are made from flexible wire and crush-resistant polyester. An idea/instruction sheet is included. Creativity Street Assorted Bump Stems Assorted 288 / Pack (Quantity).