Feature: 1. Large Hollow Slot: These wooden yarn ball winders are designed with a large hollow slot, convenient for fixing and forming a stable coil at the beginning of winding. 2. Smoothing Wood: This wood yarn storage sticks are made of premium beech wood material with smoothing finish, ideal for winding. 3. 10 Pieces: You will receive 10 pieces of manual floss bobbin winders in total, meeting your needs for winding and storage. 4. Proper Size: These yarn ball winders are light in weight and proper in size, convenient to hold and operate with less effort. 5. Practical Gift: These yarn winding tools with hollow slot are practical gift for friends, family and anyone who like to knit. Specification: Item Type: Wooden Yarn Ball Winder Material: Beech Product Specification: 10 Pieces Product Use: Household Application Scope: Most Scenarios Product Size: Approx. 110 x 55 x 14mm / 4.3 x 2.2 x 0.6in ( Manual Measurement, Slight Error May Exist ). Package List: 10 x Wooden Yarn Ball Winder