# Biostimulator Booster (needle free) with Léobel

> An advanced bio-revitalising treatment designed to brighten, tighten, and reduce the appearance of fine lines and wrinkles. This needle-free skin booster works beneath the surface to stimulate collagen, improve skin texture, and enhance radiance - delivering visible rejuvenation with minimal downtime. This treatment requires a course of 4 sessions. Price: Course of 4 treatments £1,180

- Host: Léobel
- Duration: 45 min
- Location: In Person (Organizer Address)
- Host time zone: Europe/London
- Confirmation: The host confirms each booking; it stays pending until they accept it.
- Booking page: https://cal.com/leobel/biostimulator-booster-needle-free
- Event type id: 7172738

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=7172738&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

```http
POST https://api.cal.com/v2/bookings
cal-api-version: 2026-02-25
Content-Type: application/json

{
  "eventTypeId": 7172738,
  "start": "<UTC ISO 8601 start from the slots response>",
  "attendee": {
    "name": "…",
    "email": "…",
    "timeZone": "<IANA time zone>"
  },
  "bookingFieldsResponses": {
    "attendeePhoneNumber": "…",
    "AgeAndConsent": "…",
    "PregnancyAndBreastfeeding": "…",
    "TreatmentSuitability": "…",
    "CancellationAndPolicy": "…",
    "notes": "…"
  }
}
```

- Required fields: `name` (Your name), `email` (Email address), `attendeePhoneNumber` (Phone number), `AgeAndConsent` (I confirm that I am 18 years of age or older and able to provide informed consent for treatment.), `PregnancyAndBreastfeeding` (I confirm that I am not pregnant, trying to become pregnant, or breastfeeding.), `TreatmentSuitability` (I understand that all treatments are subject to a consultation and assessment, and that treatment may be declined if it is not considered safe or appropriate.), `CancellationAndPolicy` (I have read and agree to the clinic's cancellation and rescheduling policy.)
- Optional fields: `notes` (Additional notes)
- `name` and `email` go in `attendee` and `guests` is a list of emails; every other field goes in `bookingFieldsResponses` under its name.
- A successful response is a pending booking request.