Casein Cardigan Closure Buttons
Smooth, rounded casein buttons designed for cardigans and sweaters, ensuring secure yet stylish fastening. They are classified in HTS 9606.21.20.00 for their casein material, distinguishing them from other plastics or metals in the buttons heading. Casein's milk protein base offers a warm, natural feel.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If made of other synthetic plastics
Heading splits plastics: casein gets 9606.21.20 while others like polyester go to .40.
If imported attached to knit garments
Buttons affixed to finished knitwear classify with the garment under Chapter 61.
If molded from paper-based casein composites
Material blends with paper could shift to Chapter 48 for molded pulp products.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Use HTS advisory rulings for high-volume shipments to confirm casein-specific classification
• Comply with CPSIA labeling if destined for children's cardigans to avoid import holds
Related Products under HTS 9606.21.20.00
Casein Children's Shirt Buttons
Small, safe casein buttons for kids' shirts, lead-free and smooth-edged. HTS 9606.21.20.00 for casein plastic buttons. Natural material suits juvenile apparel.
Casein Tailcoat Buttons
Ornate casein buttons for formal tailcoats, with embossed patterns. Classified 9606.21.20.00 as casein, uncovered. Suits tuxedo manufacturing.
Casein Vest Fastener Buttons
Compact casein buttons for vests, double-stitched durability. HTS 9606.21.20.00 applies. Ideal for suiting.
Casein Polo Shirt Buttons
Sporty casein buttons for polo collars, weather-resistant. 9606.21.20.00 for casein. Activewear suitable.
Casein Apron Buttons
Rugged casein buttons for utility aprons, easy-clean. HTS 9606.21.20.00. Kitchen/workwear.
Casein Scarf Clip Buttons
Decorative casein buttons with clip backs for scarves. 9606.21.20.00 as buttons. Accessory use.