‘Bat wings’ — the loose, jiggly fat tissue on the inner upper arms — is notoriously resistant to even dedicated exercise and diet efforts. Arm fat typically responds slowly to lifestyle changes, and the thin upper arm skin makes fat volume fluctuations highly visible. Korea’s ONDA microwave lipolysis technology (also known as Onda Coolwaves) offers a non-invasive solution: microwave energy selectively heats and destroys subcutaneous fat cells while simultaneously stimulating collagen contraction for skin tightening — delivering fat reduction plus firming in a single treatment. Rappoel Clinic Seoul is a specialist ONDA treatment center.
How ONDA Arm Fat Reduction Works
- Coolwaves Microwave Technology: 2.45GHz microwave energy precisely penetrates the skin and selectively targets the fat layer — fat cells absorb microwave energy at a far higher rate than skin and muscle, ensuring precise energy delivery to the target
- Fat Cell Destruction: Microwave thermal energy heats fat cells to their apoptotic temperature (approximately 42-47°C); destroyed fat cells are subsequently naturally metabolized and eliminated by the body
- Skin Tightening Effect: Microwave heat simultaneously stimulates immediate contraction of dermal collagen fibers and kick-starts subsequent collagen regeneration — no more loose arm skin
- Non-Invasive: No incisions, no anesthesia, no downtime
Rappoel’s ONDA Arm Treatment Protocol
- Pre-Treatment Assessment: The doctor measures arm circumference and fat thickness, marks treatment areas, and sets personalized ONDA energy parameters
- Treatment Process: The ONDA handpiece glides back and forth over the inner arms, delivering microwave energy; you will feel deep warmth — a normal reaction as fat is heated
- Treatment Time: Approximately 30-40 minutes for both arms
- Post-Treatment Sensation: Treated areas may be slightly red and warm, subsiding within hours; return to normal activities the same day
- Results Timeline: Initial results visible at 4-8 weeks as fat cells are gradually metabolized via the lymphatic system
Ideal Candidates
- Noticeable bat-wing fat accumulation on inner upper arms
- Thick subcutaneous arm fat; arms remain disproportionately thick despite normal body weight
- Seeking non-surgical arm contouring
- Unable to eliminate arm fat through exercise and diet alone
- Concerned about the recovery time and risks of arm liposuction
Rappoel Clinic, located in Seoul’s Gangnam district, holds ONDA manufacturer-certified operator status. The doctor designs individualized treatment plans based on each patient’s arm fat distribution and skin laxity — typically 2-3 sessions (spaced 4-6 weeks apart) are recommended for optimal results.
Frequently Asked Questions
Ready to say goodbye to bat wings and hello to toned arms? Contact Rappoel Clinic Seoul
📍 77, Seocho-daero, Seocho-gu, Seoul, South Korea
🕐 Mon–Fri 10:00–19:00 · Sat 10:00–17:00
💬 WeChat Main: rappoelkr | WeChat Backup: rappoelkr2 | LINE: rappoelkr
Scan to connect with us
WeChat (Main)
WeChat (Backup)
LINE