Box clasps come in many sizes, shapes and colors. Sometimes they are called "push/pull" clasps, because of the mechanism used.
13x22mm Box Clasp
Sale priceFrom $4.00
15x11mm Box Clasp
Sale priceFrom $2.00
14x20mm Box Clasp
Sale price$2.00
14x21mm Box Clasp
Sale price$3.00
CLSP530SP PUSH PULL CLASP 1 STRAND - 17 x 12MM
Sale price$6.49
CLSP530GP PUSH PULL CLASP 1 STRAND - 17 x 12MM
Sale price$6.49