40x Libre Sensor Covers+2pcs Reusable Hardshell Covers, No Glue on Sensor, 1 Hand Patching/Removing, Freestyle & 2 CGM Patch, Adhesive Patches, Sweatproof, Breathable (Black）

【Reusable Hard-shell Covers】Stronger Protection Than Patches Alone​,Includes reusable hard-shell covers (curved design) + adhesive patches for robust anti-shock, anti-knock, and dirtproof defense—far superior to traditional patches. 【One-Hand Operation, Effortless Patching】Three-part release liner + grip-design = one-hand application​ in seconds. No fumbling—stick patches perfectly aligned, even with limited dexterity. 【FDA Registered Material】Patches use medical adhesive​ (latex-free, hypoallergenic), ideal for diabetics (often sensitive skin!). Test small area first if highly sensitive—gentle yet reliable. 【Waterproof & Sweatproof】Latex-free breathable cotton + wave-pattern adhesive = 100% waterproof/sweatproof. Holds sensor firmly for 7–14 days—perfect for showers, workouts, swimming. “Wear it and forget it!” 【Color & Package Details】Package includes 40 black adhesive patches​ + 2 curved hard-shell covers. Compatible with Abbott FreeStyle Libre 2.