Model: [0.18-inch Rubber Tip Series] Compatibility: The Stylus is 100% compatible with all capacitive touchscreen devices;Apple, Android and Windows Smartphone's and 5V Tablet; (Compatible with Apple iPad 1 and 2, iPhone, iPod, Motorola Xoom Tablet, Galaxy, and Blackberry Playbook Virtuoso Touch) Stylus Specifications: Compared with regular capacitive stylus tips, The Bargains Depot thin tip have a fine point stylus tip ! Bargains Depot thin tip radius - 0.09 inch Regular capacitive stylus tips - 0.20 inch - 4 packs (Black/Aqua/Silver/Yellow) with 9 extra replaceable tips - Stylus Tube Dimension: 140mm /5.5"(L) x 8.5mm/0.34"(Diameter) - Rubber Tip: Replaceable What's in the package 3 packs styluses 9 Pieces replaceable rubber tips Note: To find extra replacement tips, please search ASIN: B00MT0Q4XG on . Size of rubber tip do NOT vary! "..due to the non-durable nature of the capacitive touchscreen (iPad, smartphones, etc.) the tip has to be soft. Treat the stylus like a small, soft-tipped paint brush and stroke the screen. If the tip is collapsing or if you tore the tip off quickly, they you trying to write with the stylus versus stroking the screen.." "..Soft tip styli do not last. 3-6 months of daily use and they are done....product is disposable.." GENERAL ADVICE: If your device covered a thick case with a built-in screen protector, it may affect the touch screen sensitivity. We suggest you to consider to buy our fiber type stylus,our fiber tipped stylus pens are known to be most responsive, so those are always my top recommendation, though MANY customers use the rubber tips and are equally satisfied. 1.Thin fiber tip http://www..com/dp/B00LTA9PI8 2. 3-in-1 Thin fiber+rubber tip http://www..com/dp/B00D5G8GAC