A magnetic fastener comprising: a male fastener portion including a first base and a male connector portion , the male connector portion protruding from the first base , the male connector portion includes a straight side , a curved side , and corners at which the straight side and the curved side meet, and a female fastener portion , the female fastener portion including a second base and a female connector portion that at least partially protrudes from and is surrounded laterally and from below by the second base , wherein the male fastener portion is configured to magnetically fasten to the female fastener portion ; wherein the second base of the female fastener portion includes a slight recess in which the female connector portion is secured, the female connector portion defining a recess , the recess being a sub-portion of the slight recess and including an outer periphery (FP), the outer periphery (FP) being asymmetric about a center axis (C) of the recess , wherein the female connector portion includes a first wall and the second base defines a second wall , wherein the first wall has a first height (H1) and the second wall has a second height (H2) that is less than the first height (H1); wherein the first wall is a curved wall and the second wall is a straight wall, wherein the male connector portion is aligned with the recess when an outer periphery of the male fastener portion is aligned with an outer periphery of the second base of the female fastener portion , wherein the corners interfere with the straight wall when the male fastener portion is urged to rotate about the center axis of the recess , and wherein the male fastener portion fits into the recess . a male fastener portion including a first base and a male connector portion , the male connector portion protruding from the first base , the male connector portion includes a straight side , a curved side , and corners at which the straight side and the curved side meet, and a female fastener portion , the female fastener portion including a second base and a female connector portion that at least partially protrudes from and is surrounded laterally and from below by the second base , wherein the male fastener portion is configured to magnetically fasten to the female fastener portion ; wherein the second base of the female fastener portion includes a slight recess in which the female connector portion is secured, the female connector portion defining a recess , the recess being a sub-portion of the slight recess and including an outer periphery (FP), the outer periphery (FP) being asymmetric about a center axis (C) of the recess , wherein the female connector portion includes a first wall and the second base defines a second wall , wherein the first wall has a first height (H1) and the second wall has a second height (H2) that is less than the first height (H1); wherein the first wall is a curved wall and the second wall is a straight wall, wherein the male connector portion is aligned with the recess when an outer periphery of the male fastener portion is aligned with an outer periphery of the second base of the female fastener portion , wherein the corners interfere with the straight wall when the male fastener portion is urged to rotate about the center axis of the recess , and wherein the male fastener portion fits into the recess . <EOS>