Use curved lines to connect the waist to the leg openings, ensuring a smooth transition. 3. Material and Design Considerations

The circumference around the widest part of the buttocks.

Design the middle piece (the gusset) with sufficient height in the front and appropriate width for comfort.

Draw a vertical line for the center fold and horizontal lines for the waist and hip levels.

Standard for sleeping and general lounging comfort. 4. Technical Resources

High-performance fabrics with moisture-wicking properties.

For visual learners, several platforms offer detailed guides and technical illustrations: