Product Review

✅Effortless, make your life easy is the purpose of RtreeK Jar Opener.✅

✅Rtreehouse is the manufacturer of this product, as well the ONLY seller authorized to sell this product and never authorize it to other sellers. Please pay attention to counterfeit products.✅

Based on this idea and guideline, we design this product with lever principle , aim to produce a huge strength for user when open lid .

You know, any effortless should base on no skidding.

When the product at NPI stage of "prototype", we found the gripping material we originally adopted is easily slipping for lids, it is not what we want, in order to meet the thinking of "Good Product for Customer" which from our commitment, we introduced advanced design and problem solving method-DOE (design of experiment), FMEA(Failure Mode and Effect Analysis), 5Why to find out the root cause and corrective action, by these design tools, we finally choose the current method with High Carbon Steel to solve the slipping issue, high carbon steel is super hard metal, it easily and firmly hold lids of any metal kind, also include plastic lids.

We adopted the appraise system "SIX SIGMA" to evaluate this product, Yes, we got it and passed through this evaluation system.

RtreeK Jar Opener designed with lever principle and ergonomics design for weak hands, seniors, hands with arthritis, right-handed, left-handed person, this product configures with sharp teeth made from super hard metal, you can effortlessly twist open jar by a little force without slipping. No matter the lids made from metal or plastic, PLS don't worry skidding on lid, this product even easily open lids sealed with film.

For Lid around from 1 inch to 4 inch (25mm to 100mm)