Triangular barrel with latex-free grip provides writing comfort. Transparent barrel lets you know when you’re running low on ink. Tip advances from top and retracts from side for easy use. Metal tip increases durability. Buy 28, get eight free. content style ul{margin-left:25px;margin-top:2px;margin-bottom:20px;}.content style h3{font-size:13px;}.content style ul li{margin-bottom:2px;}.content style p{margin:10px 0;}