Size guide

cm inches
IT 38 40 42 44 46 48 50
EUR 34 36 38 40 42 44 46
UK 6 8 10 12 14 16 18
Height (cm) 156-160 160-164 164-168 168-172 172-176 176-180 176-180
Bust (cm) 80-84 84-88 88-92 92-96 96-100 100-104 104-108
Waist (cm) 60-64 64-68 68-72 72-76 76-80 80-84 84-88
Hip (cm) 86-90 90-94 94-98 98-102 102-106 106-110 110-114
cm inches


EUR 35 36 37 38 39 40 41 42 43 44 45 46
UK 2,5 3,5 4,5 5 5,5 6,5 7,5 8 9 10 11 12
USA 3,5 4,5 5,5 6 6,5 7,5 8,5 9 10 11 12 12,5


  S M L
Waist (cm) 100 115 130

The final shipping costs will be displayed in the shopping cart and will be charged to you together with the cost of your order at the time of payment. Shipping costs may vary based on the weight of the parcel.

Within the European Union

There are no additional costs or duties on products sold in countries within the European Union. Customers will not have to pay anything on delivery.

Non-EU countries

Shipments to destinations outside the European Union are subject to import taxes or customs duties. These charges are the sole responsibility of the recipient, who must pay the amount due to the forwarding agent or the relevant authorities. We are not responsible for customs duties, which are the responsibility of the customer.

Shipping to the United States of America

US Customs requires the recipient to provide a Social Security Number or Non US Citizen Import Number - CBP Customs Border Protection Assigned Number. Orders with a value over $250 may have slightly longer customs clearance times.

Delivery time

Orders shipped within Italy are delivered within three to four working days.

Orders shipped to the rest of the European Union take about 5/6 working days.Orders shipped worldwide are delivered in approximately 6 to 7 working days (not including customs delays).


Payment Methods

The payment methods available to the Customer are listed below:

  • Credit card (Visa, Mastercard, American Express, Maestro);
  • PayPal;
  • Amazon Pay;
  • Google Pay;
  • Apple Pay.

Refund times

The refund shall be made without undue delay and in any event no later than 14 (fourteen) days from the day on which DROP was informed of the Client's decision to withdraw from the Contract.


If you have changed your mind, you may return a product within 14 (fourteen) days after delivery of the products.You can make your return within 14 (fourteen) days from the day of your return request.

Returned products must not have been worn and washed or altered in any way.No refunds or exchanges of customised products.Returned products must have all their original labels and must have their original, undamaged packaging, including the SLAM box.

The return request can be made through the following link:


Discover more



Water-repellent, resistant and spacious, the WR Backpack is manufactured in coated TPU fabric and has high-frequency sealed stitching. It has roll-up closure and an elastic strap on the front, elastic side pockets, padded and detachable hip belt, padded and adjustable shoulder straps and a back panel with inserts in perforated EVA, for greater comfort and breathability. It has an inside pocket with zip and a detachable PC holder in scuba fabric (imitation neoprene). There is a large printed logo on the front and on the sides in reflective material. Perfect both at sea and in the city, it can also be used as a bag for long trips or travelling, as it withstands poor weather and adventures.
Size: 78*31.5*17cm
Capacity: 35L