Detailed Product Description Health silicone sports watch: 1.11 common color and 5 size for choose; 2.With card blister; 3.3ATM waterproof; Hot sale Charm IMAZINE ion watches with 1700ions for promotion gift   Description:   1.Material:silicone and above 1800 anion 2.Sizes: 14.5cm(XXS) - 16cm(XS) - 17cm(S) - 18cm(M)-19.5cm(L) 3.Colours: white - black - red - yellow - orange - blue - voilet - green - limegreen - sky blue - pink - grey - navy blue    (Please let us know your color and size) 4.Specification   G.W.: 0.05kg/pcs ; N.W.:10g/pcs 5. 3 ATM waterproof   Health benefits of Negative Ions     1) In general. Positive ions generated in the more polluted urban areas and in confined indoor. Burnout is boredom. Ion content is more air, of biological easily lead to discomfort or anxiety, leading to headaches, insomnia, constipation, loss of appetite and so on, the relative anion air more calm and soothe the nerves with a biological role, and can eliminate fatigue, promote sleep and increase the appetite, there is decompression of the special features.     2) Anion has a strong role in the dust collection,it can reduce the respiratory tract by stimulation of dust and other objects at the same time, it also can promote respiratory movement on the villi, to exclude foreign matter, dust, foreign body to prevent the human body by pollution, stimulate and injury.     3) Anion can increase vital capacity, reduce the frequency of respiration, smooth muscle tension, promote the normalization of airway mucus secretion, as well as to reduce mucus secretion and stimulate the reaction.     4) Negative ions to maintain the normalization of membrane potential, and strengthen cell function, remove carbon dioxide and other waste in the in vitro absorption of nutrients.   5) Anion significantly expand the role of blood vessels, are able to remove artery spasm, lower blood pressure to achieve the purpose of negative ions for improving heart function and improve myocardial good nutrition also helps high blood pressure and cardiovascular and cerebrovascular disease to restore the patient's condition.   Using direction:   1.Press A button twice(Date and Time displays when press once)  2.When the month figure appears,press M to set the month.  3.Press A button once again,the date figure appears and press M to adjust the date. 4. Press A button once again,the minute figure appears and press M to set the minute.   Payment and shiping   You can go through three kinds of payment: TT,Western Union  Full payment must be made within 20 days fo placing your order After the success of payment, delivery in three days. Shipping by EMS,DHL,UPS or  HK Post Air Mail (≤ 2 kg), At around 10 receive items.