Material - Main body: Impact-resistant ABS Plastic - Line-guide Material: Metal with ceramic ring - Rotation mechanism: Deep groove ball bearing to provide smooth rotation Diameter of Reel: 8.7in / 22cm Groove: Depth-3cm / 1.18in | Width-2.7cm / 1.06in Reel net weight: 0.91lb / 414g Specification of Line (for set) Material: Braided Dacron Color: White with Red Flecks Length: 500ft / 155m Tensile strength: 120lb Diameter: 1.3mm (a little deviation existed) ?8.7in KITE REEL? Upgraded design for kids adults, beginners professionals, high performance reel for your every happy kite flying. ?ABS PLASTIC? Safe kids' toy material and extremely solid: exerts high resistance to the scratches, drops, impact or bumps of frequent use. ?NEW GENERATION of LOCKING DEVICE? The newest locking device which enables kite reel to realize 3 truly practical functions: FREE ROTATION - ANTI-REVERSE - ABSOLUTELY LOCKED ?BALL BEARINGS? Multiple ball bearings are sealed on the reel to gain smooth rotation. Round, slippery and without burr, ceramic ring line-guide is capable of effectively guiding kite line into reel. ?with DACRON LINE? The kite line that we select for our 8.7in kit reel set is 500ft 120lb Braided Dacron line which is the most used kite line and its red flecks will make it highly visible to kids on the sand or on the beach. In result they won't get tangled or tripped by the line.