1. Fastening of buttons: Attachment Strngth of Snap/Button/Rivts:
ASTM F963 US CPSC CFR 16 Part 1500.51(f)/52(f)/53(f) EN 71 Part 1(8.4)
2. Separate button strength: ASTM D4846
3, anti-steam splinting ability Resistance to Steam Pressing
4. Resistance to Ironing: BS 4162
5. Impact Test: BS 4162 ASTM D5171
6. Colour Fastness to : Water BS 1006 E01 Seawater BS 1006 E02 Chlorine Water: AATCC 162
7, durability Snap Durability
8, Compression force/Tension test
9. Rust/Tarnish Test of Metallic Finishes
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