What can I use Nimble to open? You can use Nimble to open parcels, mailer bags, envelopes and some plastic wrapping. It\'s also great for cutting sticky tape and wrapping paper. The perfect companion for wrapping gifts. The Nimble thimble cutter is also great for cutting open food packages such as crisps, pasta and rice. Do I even need a Nimble? You\'ll be reaching for Nimble instead of knives or scissors more than you think... It’s versatile and quick to use! Just slide it on your finger and you’re ready to go. Because you wear Nimble on your finger, it almost feels like an extention of your hand instead of feeling like a tool. Is it safe? Can it cut me? Nimble\'s safe blade profile means accidental injury is next to impossible. The safety of Nimble\'s blade is primarily due to its size... it\'s only as long as it needs to be. Children can use Nimble as a safe alternative to box cutters and craft knives (adult supervision recommended). Will I need to replace the blade? Nimble\'s zirconia ceramic blade is much harder and longer lasting than steel (see the hardness table). This is a one finger cutting tool built to last which means you won\'t need a replacement anytime soon. The rest of Nimble is made from platinum-cured silicon rubber and ABS plastic. But, I don\'t find opening packaging hard... Using Nimble to open parcels is quicker than using just your hands. You\'re less likely to make a mess too! Young or old, disabled or not, Nimble makes cutting and opening stuff easier for everyone. Besides, Nimble is a fun way to open packaging with just a finger (adult supervision recommended)! Will it fit on my finger? A special sleeve design means Nimble can easily adapt to fit most finger sizes by holding small or stretching wider. For smaller fingers, Nimble can fit one or more! Nimble’s outside grooves also make for good grip, so you can hold Nimble in any way you can imagine! Won’t I lose it? According to studies, yellow catches your attention more than any other colour. Why do you think NY Taxis are yellow? Nimble\'s bright yellow colour means it stands out in even the most cluttered of drawers. It\'s also free-standing which is great for your desk.