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Smart Ring 4 Sizing Kit | Non-Standard Fit - Size Before You Buy - Measure For Best Comfort and Accuracy - Receive Credit for Purchase","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F31xRtOSJDRL.jpg",5.48,4.6,1313,0.3775,0.6975,"2025-03-01","https:\u002F\u002Fwww.amazon.co.uk\u002Fdp\u002FB0DWFSW47F",{"asin":145,"title":146,"brand":114,"imageUrl":147,"price":148,"rating":149,"reviews":150,"clickShare90":151,"clickShare360":152,"launchDate":153,"amazonUrl":154},"B0GRK1LYXB","Oura Ring 5 Sizing Kit - Size Before You Buy - Unique Non Standard Fit - Reimbursement With Subsequent Smartring Purchase","https:\u002F\u002Fm.media-amazon.com\u002Fimages\u002FI\u002F31YZDo4zcAL.jpg",5.15,4.5,75,0.1269,0.0397,"2026-05-28","https:\u002F\u002Fwww.amazon.co.uk\u002Fdp\u002FB0GRK1LYXB",{"asin":156,"title":157,"brand":117,"imageUrl":158,"price":25,"rating":149,"reviews":159,"clickShare90":118,"clickShare360":160,"launchDate":161,"amazonUrl":162},"B0DGFZ3VWP","RingConn Gen 2 Sizing Kit - 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penny",{"topic":267,"percentOfMentions":268,"verbatims":269},"Quality-Overall",0.154,[270,271,272],"Good quality","Quality of the rings good","Very well made",{"topic":274,"percentOfMentions":275,"verbatims":276},"Ease Of Use",0.08439999999999999,[277,278,279],"easy to use","Easy to Use: The instructions are straightforward","Very handy to have",{"topic":281,"percentOfMentions":282,"verbatims":283},"Advertised Vs Actual Product",0.0738,[284,285,286],"It does what youd expect","Does the job","Exactly as it is described",{"topic":288,"percentOfMentions":289,"verbatims":290},"Comfort-Overall",0.0264,[291,292,293],"comfortable enough to wear for 24 hours to test a true fit","Fab idea and really comfortable great value and price, easy to use great sizes","Great for identifying comfort level",{"topic":295,"percentOfMentions":296,"verbatims":297},"Instructions\u002FUser Manual\u002FTroubleshooting",0.0148,[298,278],"Great, easy to use and clear instructions",{"topic":300,"percentOfMentions":301,"verbatims":302},"Correct Contents",0.0127,[303],"Great kit, found it very useful to keep the ring on and see how it felt for a few days before I ordered the ring",{"topic":305,"percentOfMentions":306,"verbatims":307},"Weight Light",0.0116,[308,309,310],"made from lightweight","Light weight","it is very light",{"topic":312,"percentOfMentions":313,"verbatims":314},"Health Monitoring",0.0105,[315,316],"lots of different measurements to help you within the app to check progress or just general health","I love how it tracks every aspect of your sleep, VO2 and cardio age",[318,324,330,335,341,348,353,357,359,364],{"topic":253,"percentOfMentions":319,"verbatims":320},0.2708,[321,322,323],"it was too big","Not fit for purpose","return for the wrong size",{"topic":267,"percentOfMentions":325,"verbatims":326},0.11460000000000001,[327,328,329],"Cheap and good","Quality really not worth the price","Not good at all",{"topic":260,"percentOfMentions":325,"verbatims":331},[332,333,334],"Expensive for a one time use","It appears this doesnt come with any discount off a final purchase of a ring","A little extortionate on the value for money for a simple ring sizer pack however i guess saves money on purchasing the wrong size which would be worse",{"topic":336,"percentOfMentions":337,"verbatims":338},"Thickness",0.09380000000000001,[339,340],"And given they are to wear next to an Oura ring I expected them to be thicker in height given how high and Oura is","the version 5 is much thinner",{"topic":342,"percentOfMentions":343,"verbatims":344},"Charging",0.0625,[345,346,347],"Ring great - charger faulty","the charging cable doesnt work - bit disappointing that you pay £400","get a replacement for the charger which seems impossible",{"topic":349,"percentOfMentions":350,"verbatims":351},"Material Quality",0.0313,[352],"These are 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