diff --git a/modules/pulsepointBidAdapter.js b/modules/pulsepointBidAdapter.js
index cbe37e66cd7..d3655906cf0 100644
--- a/modules/pulsepointBidAdapter.js
+++ b/modules/pulsepointBidAdapter.js
@@ -133,8 +133,8 @@ function bidResponseAvailable(request, response) {
         bid.height = idToBidMap[id].h;
       } else {
         bid.ad = idToBidMap[id].adm;
-        bid.width = idToImpMap[id].banner.w;
-        bid.height = idToImpMap[id].banner.h;
+        bid.width = idToBidMap[id].w || idToImpMap[id].banner.w;
+        bid.height = idToBidMap[id].h || idToImpMap[id].banner.h;
       }
       bids.push(bid);
     }
@@ -161,14 +161,30 @@ function impression(slot) {
  * Produces an OpenRTB Banner object for the slot given.
  */
 function banner(slot) {
-  const size = adSize(slot);
+  const sizes = parseSizes(slot);
+  const size = adSize(slot, sizes);
   return (slot.nativeParams || slot.params.video) ? null : {
     w: size[0],
     h: size[1],
     battr: slot.params.battr,
+    format: sizes
   };
 }
 
+/**
+ * Produce openrtb format objects based on the sizes configured for the slot.
+ */
+function parseSizes(slot) {
+  const sizes = utils.deepAccess(slot, 'mediaTypes.banner.sizes');
+  if (sizes && utils.isArray(sizes)) {
+    return sizes.filter(sz => utils.isArray(sz) && sz.length === 2).map(sz => ({
+      w: sz[0],
+      h: sz[1]
+    }));
+  }
+  return null;
+}
+
 /**
  * Produces an OpenRTB Video object for the slot given
  */
@@ -372,12 +388,14 @@ function parse(rawResponse) {
 /**
  * Determines the AdSize for the slot.
  */
-function adSize(slot) {
+function adSize(slot, sizes) {
   if (slot.params.cf) {
     const size = slot.params.cf.toUpperCase().split('X');
     const width = parseInt(slot.params.cw || size[0], 10);
     const height = parseInt(slot.params.ch || size[1], 10);
     return [width, height];
+  } else if (sizes && sizes.length > 0) {
+    return [sizes[0].w, sizes[0].h];
   }
   return [1, 1];
 }
diff --git a/test/spec/modules/pulsepointBidAdapter_spec.js b/test/spec/modules/pulsepointBidAdapter_spec.js
index ea81aa5d962..4b21856b68e 100644
--- a/test/spec/modules/pulsepointBidAdapter_spec.js
+++ b/test/spec/modules/pulsepointBidAdapter_spec.js
@@ -6,6 +6,11 @@ import {deepClone} from 'src/utils.js';
 describe('PulsePoint Adapter Tests', function () {
   const slotConfigs = [{
     placementCode: '/DfpAccount1/slot1',
+    mediaTypes: {
+      banner: {
+        sizes: [[728, 90], [160, 600]]
+      }
+    },
     bidId: 'bid12345',
     params: {
       cp: 'p10000',
@@ -655,4 +660,45 @@ describe('PulsePoint Adapter Tests', function () {
     userVerify(ortbRequest.user.ext.eids[4], 'parrable.com', 'parrable_id234');
     userVerify(ortbRequest.user.ext.eids[5], 'liveintent.com', 'liveintent_id123');
   });
+  it('Verify multiple adsizes', function () {
+    const bidRequests = deepClone(slotConfigs);
+    const request = spec.buildRequests(bidRequests, bidderRequest);
+    expect(request).to.be.not.null;
+    expect(request.data).to.be.not.null;
+    const ortbRequest = request.data;
+    expect(ortbRequest.imp).to.have.lengthOf(2);
+    // first impression has multi sizes
+    expect(ortbRequest.imp[0].banner).to.not.be.null;
+    expect(ortbRequest.imp[0].banner.w).to.equal(300);
+    expect(ortbRequest.imp[0].banner.h).to.equal(250);
+    expect(ortbRequest.imp[0].banner.format).to.not.be.null;
+    expect(ortbRequest.imp[0].banner.format).to.have.lengthOf(2);
+    expect(ortbRequest.imp[0].banner.format[0].w).to.equal(728);
+    expect(ortbRequest.imp[0].banner.format[0].h).to.equal(90);
+    expect(ortbRequest.imp[0].banner.format[1].w).to.equal(160);
+    expect(ortbRequest.imp[0].banner.format[1].h).to.equal(600);
+    // slot 2
+    expect(ortbRequest.imp[1].banner).to.not.be.null;
+    expect(ortbRequest.imp[1].banner.w).to.equal(728);
+    expect(ortbRequest.imp[1].banner.h).to.equal(90);
+    expect(ortbRequest.imp[1].banner.format).to.be.null;
+    // adsize on response
+    const ortbResponse = {
+      seatbid: [{
+        bid: [{
+          impid: ortbRequest.imp[0].id,
+          price: 1.25,
+          adm: 'This is an Ad',
+          crid: 'Creative#123',
+          w: 728,
+          h: 90
+        }]
+      }]
+    };
+    const bids = spec.interpretResponse({ body: ortbResponse }, request);
+    expect(bids).to.have.lengthOf(1);
+    const bid = bids[0];
+    expect(bid.width).to.equal(728);
+    expect(bid.height).to.equal(90);
+  });
 });