1. Product Overview
The Pellon SF101 Shape-Flex is an all-purpose, woven, fusible interfacing designed to provide crisp support and permanent stability for various sewing and craft projects. It is made from 100% cotton and is suitable for use with light to medium-weight woven and knit fabrics.

Image 1.1: A roll of Pellon SF101 Shape-Flex Cotton Woven Fusible Interfacing, white in color, showing the product label.
2. Key Features
- Material: 100% Cotton.
- Type: Woven, fusible interfacing.
- Support: Provides crisp support for collars, cuffs, yokes, pockets, facings, and other detailed garment areas.
- Stability: Adds body and permanent stability when used as a backing for needlework and punch embroidery.
- Fabric Compatibility: Intended for light to medium woven and knit fabrics, including oxford cloth, chambray, gingham, madras, tattersall, pincord, flannel, and polyester/cotton blends.
- Dimensions: 20 inches wide x 10 yards long.
3. Preparation
- Pre-test: Always pre-test with a swatch of your fabric prior to use to ensure compatibility with the fusible interfacing.
- Pre-wash Fabric: It is recommended to pre-wash all fabrics to remove any coatings that might interfere with the fusible bond. Do not use fabric softener.
- Cutting: Pin the pattern piece to the Shape-Flex, following the grainline arrows. Trim seam allowances to 1/8 inch.
4. Application Instructions
Follow these steps to properly apply Pellon SF101 Shape-Flex to your fabric:
- Placement: Place the fusible (rough) side of the Shape-Flex onto the wrong side of the fabric.
- Cover: Cover the Shape-Flex and fabric with a thin, damp pressing cloth.
- Ironing: Using a wool/steam setting on your iron, press firmly for 10-15 seconds. Ensure the iron is moved slowly and evenly over the entire surface to create a strong bond.
- Cooling: Allow the fabric to cool completely before handling to ensure the bond is set.
5. Care and Maintenance
Proper care will help maintain the integrity of your projects:
- Washing: Machine wash warm or gentle cycle.
- Drying: Tumble dry medium or low.
- Ironing: Iron at a wool/steam setting if needed.
- Dry Cleaning: This product is also suitable for dry cleaning.
6. Safety Information
When using heat-activated products, always exercise caution:
- Always use an iron or heat press according to its manufacturer's instructions.
- Keep hot appliances away from children and pets.
- Ensure adequate ventilation when using steam.
- Do not leave hot appliances unattended.
7. Specifications
| Attribute | Detail |
|---|---|
| Brand | Pellon |
| Model Number | SF101 (Item model number: 0681936) |
| Material | 100% Cotton |
| Item Form | Woven |
| Color | White |
| Product Dimensions | 20 inches wide x 10 yards long |
| Special Feature | Fusible |
| Item Weight | 1 Pound |
| UPC | 075269010305 |
8. Support Information
For further assistance or inquiries regarding your Pellon SF101 Shape-Flex Interfacing, please refer to the manufacturer's official website or contact their customer support. Specific warranty details are typically provided with the product packaging or on the manufacturer's website.