Easy to use, no sewing, just clip on. With variable adjustment for a new, comfortable fit. All bra extenders come with four rows of hooks for easy adjustment. Not suitable for use by anyone with a pacemaker fitted. Secure, magnetic, twist clasp. Need a little extra width in your bra? This extender will add an extra 1-3/4inches; is virtually invisible and has a powerful magnetic clasp for quick and easy connection. Reduces bra tightness due to shrinkage, pregnancy and weight gain. Twist release. This product has been specifically designed to make the operation of connecting the bra backs together easier. This product should not be worn by anyone with a pacemaker. No more struggling and stretching to put your bra on backwards and pull it round! The two ends just hook onto your existing bra fastening and then find each other with a really strong magnetic pull, The clasp stays firmly connected all day long, no matter how hard you tug, stretch or exercise, A simple but very deliberate twist of the ends unfastens it. Bra extenders are ideal when using bust enhancers, are pregnant or suffer from weight fluctuations throughout each month. If you like to wear bust enhancers in your bra but worry about the bra feeling too tight why not use a bra extender to make life more comfortable. Bra enhancers fill out the cups more and this can make your bra feel a little tight, a bra extender can help to stop this.