Bra Strap Elastic - White – Sewing Supply Depot

82% Nylon 18% Spandex Elastic  - Shiny satin center  - Suitable for garments such as lingerie, bras and more. 

YYCRAFT 3/8 Inch 10mm Bra Strap Elastic Band Trim

Bra Findings Kits — Contour Atelier

Applicable clear elastic: this roll of elastic is transparent, can match with most clothes, will not be seen by others, avoid encountering

BBTO Clear Elastic Strap Lightweight Elastic Clear Bra Strap for Cloth Sewing Project (33 Yards x 0.12 Inch)

Bristlegrass Flat Elastic Band for Sewing, 2 Yards 3/8

Elastic 3 Inch for Sewing-Elastic Bands Soft Skin

Dritz White Elastic Bra Straps are adjustable replacement shoulder straps for bras. 1 pair per package. Measures 1/2 x 15.

Adjustable Bra Strap Elastic - 1/2 X 15 1/2 - 1 Pair/Pack - White

Violet and Green Plush Back Strap Elastic - 5/8 inch or 14mm - 5 Yards - Porcelynne Lingerie Supplies

Porcelynne White Shiny Front Brushed Back Strap

Yellow Gold Plush Back Strap Elastic - 3/4 inch or 18mm - 5 Yards

One of the Best Leather Sewing Supplier in Toronto, Canada

10/20Meters Non-slip Elastic Band 10-20mm Silicone Stretch Tape

20/43Meters 10mm Elastic Band Decorative Stretch Ribbon Tape